The distance covered by the car is x² + 2x - 15 kilometers at (x - 3) hours. Find the Speed of the car.
The length of a paper is 4 units longer than its width. If the Area of the paper is 77 square units, what is the measure of the length of the paper?
Helpp plss
Answers
Speed=Distance/Time
\(\\ \tt\longmapsto Speed=\dfrac{x^2+2x-15}{x-3}\)
\(\\ \tt\longmapsto Speed=(x+5)km/h\)
#2
W be xL be x+4AtQ
\(\\ \tt\longmapsto x(x+4)=77\)
\(\\ \tt\longmapsto x^2+4x=77\)
\(\\ \tt\longmapsto x^2+4x-77=0\)
\(\\ \tt\longmapsto x^2+11x-7x-77=0\)
\(\\ \tt\longmapsto x(x+11)-7(x+11)=0\)
\(\\ \tt\longmapsto x-7(x+11)=0\)
Take it positive\(\\ \tt\longmapsto x=7\)
L=x+4=7+4=11unitsRelated Questions
I will give you brainliest
Which “reward system” is responsible for creating feelings of pleasure?
nervous system
digestive system
circulatory system
limbic system
Answers
Answer:
limbic system
Explanation:
Have great day
What part of your brain controls involuntary muscle movements?
Answers
Answer:
brain stem
Explanation:
importance of population management in forming civilised society
Answers
Answer:
Population management helps to balance the population of the country according to the available means and resources of the country. If the population is balanced, the state can provide all the facilities and services to the people and our life will be happy and healthy.
We have to balance the population to improve the quality of life. The size and growth of the population should be balanced according to the means and resources which we get or which are available in our country. importance of population management :
1. to make balance in the enviroment.
2. to achieve economic development.
3. to fulfill the basic needs.
which is a characteristic of a person with positive metal well-being?
Answers
Answer:
1.they feel good about themselves.
2.they do not become overwhelmed by emotions such as anger, fear, anger, love, anxiety and they have lasting and satisfying relationship .
What causes toothache?
Answers
Inflamed dental pulp, the tooth's deepest layer, causes toothaches. Nerves and blood arteries that are highly sensitive make up the pulp.
When a tooth becomes decayed, holes (cavities) start to appear in the tooth's hard surface, which might result in inflammatory dental pulp.
How long should a toothache last?A dental nerve discomfort often lasts between a few days and four to six weeks.
You need to take all necessary steps to relieve the discomfort as quickly as possible given the potential for numbness and intense pain associated with a dental nerve.
Ibuprofen, aspirin, and acetaminophen are all powerful analgesics, yet one study indicates that ibuprofen works better for toothaches.
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Do you feel like you have control over your emotions?
Answers
Answer:
its actually based on person to person and how the person thinks
Explanation:
While we can't completely eliminate emotions – nor would we want to – we can manage our emotions in such a way that we stay in the driver's seat. This is known as emotional self-regulation. When you develop strong emotional regulation skills, your mental health can improve significantly
1.1 Migraine and Acupuncture: A migraine is a particularly painful type of headache, which patients sometimes wish to treat with acupuncture. To determine whether acupuncture relieves migraine pain, researchers conducted a randomized controlled study where 96 females diagnosed with migraine headaches were randomly assigned to one of two groups: treatment or control. 40 patients in the treatment group received acupuncture that is specifically designed to treat migraines. 56 patients in the control group received placebo acupuncture (needle insertion at non-acupoint locations). 24 hours after patients received acupuncture, they were asked if they were pain free. Results are summarized in the contingency table below.
(please round answers to within one hundredth of a percent)
Pain Free: Yes Pain Free: No Total
Treatment 11 29 40
Control 4 52 56
Total 15 81 96
a) What percent of patients in the treatment group were pain free 24 hours after receiving acupuncture? Incorrect %
b) What percent of patients in the control group were pain free after 24 hours? Incorrect %
c) At first glance, does acupuncture appear to be an effective treatment for migraines? Explain your reasoning.
d) Do the data provide convincing evidence that there is a real pain reduction for those patients in the treatment group? Or do you think that the observed difference might just be due to chance?
Answers
a) The percentage of patients in the treatment group who were pain free 24 hours after receiving acupuncture is 27.5%.
b) The percentage of patients in the control group who were pain free after 24 hours is 7.14%.
c) At first glance, acupuncture does not appear to be an effective treatment for migraines based on the provided data. The percentage of patients who were pain free in the treatment group is higher than in the control group, but the overall percentages are relatively low in both groups.
d) The data do not provide convincing evidence of a real pain reduction for patients in the treatment group.
While there is a difference in the percentage of patients who were pain free between the treatment and control groups, the observed difference might be due to chance given the relatively small sample sizes and low overall percentages of pain-free patients in both groups.
In a), to calculate the percentage, we divide the number of pain-free patients in the treatment group (11) by the total number of patients in the treatment group (40) and multiply by 100: (11/40) * 100 = 27.5%.
In b), we divide the number of pain-free patients in the control group (4) by the total number of patients in the control group (56) and multiply by 100: (4/56) * 100 = 7.14%.
In c), we consider that the percentage of pain-free patients in the treatment group (27.5%) is higher than in the control group (7.14%), but both percentages are relatively low. This suggests that acupuncture may not be highly effective in relieving migraine pain based on the initial analysis of the data.
In d), we conclude that the data do not provide convincing evidence of a real pain reduction for patients in the treatment group. The observed difference in pain-free percentages between the treatment and control groups might be due to chance, considering the small sample sizes and low overall percentages.
Further analysis with larger sample sizes and statistical tests would be needed to establish the effectiveness of acupuncture for migraine pain relief.
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Every individual is prejudiced to some degree.
True
False
Answers
Answer:
i guess true?
Explanation:
Answer:
True
Hope this helps
Mark me brainliest if I'm right :)
1. There are at least seven developmental and learning theories that
encompass most educational issues about young children.
True
Or
False
Answers
Calculate the recommended amount of protein per day for a college student who weighs 180 pounds the RDA is .8gm/kg.
Calculate the recommended amount of protein per day for an athlete who weighs 210 pounds and the is l.5gm/kg.
Calculate the calories, from protein only in the following meal:
3 oz fish (21 grams)
1 medium baked potato (4 grams)
1 cup green beans (4 grams)
1 cup skim milk (8 grams)
Answers
1. To calculate the recommended amount of protein per day for a college student who weighs 180 pounds with an RDA of 0.8gm/kg:
Step 1: Convert the weight from pounds to kilograms (1 kg = 2.20462 lbs)
180 lbs / 2.20462 = 81.65 kg
Step 2: Multiply the weight in kg by the RDA (0.8 gm/kg)
81.65 kg * 0.8 gm/kg = 65.32 gm
The recommended amount of protein per day for a college student is 65.32 grams.
2. To calculate the recommended amount of protein per day for an athlete who weighs 210 pounds with an RDA of 1.5gm/kg:
Step 1: Convert the weight from pounds to kilograms (1 kg = 2.20462 lbs)
210 lbs / 2.20462 = 95.25 kg
Step 2: Multiply the weight in kg by the RDA (1.5 gm/kg)
95.25 kg * 1.5 gm/kg = 142.87 gm
The recommended amount of protein per day for the athlete is 142.87 grams.
3. To calculate the calories from protein only in the following meal:
- 3 oz fish (21 grams of protein)
- 1 medium baked potato (4 grams of protein)
- 1 cup green beans (4 grams of protein)
- 1 cup skim milk (8 grams of protein)
Step 1: Calculate the total protein in grams
21g + 4g + 4g + 8g = 37 grams
Step 2: Multiply the total protein by 4 calories/gm (since 1 gram of protein = 4 calories)
37 grams x 4 calories/gm = 148 calories
The calculation of calories from protein only in the meal is 148 calories.
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What are all the steps of digestion
Answers
Answer:
There are four steps in the digestion process: ingestion, the mechanical and chemical breakdown of food, nutrient absorption, and elimination of indigestible food.
Explanation:
What are some home remedies for a broken hand?
Answers
Control any bleeding.
Apply ice to the injured area to ease pain and reduce swelling.
Remove any jewelry right away. ...
Support a deformed hand on a pillow.
Take an over-the-counter pain reliever like acetaminophen or ibuprofen.
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I really suggest you go to a doctor if you have broken your arm. Failing to do so can result in your arm being in more pain and it could heal the bone wrong.
1. Calculate the BSA for a patient measuring 34 cm height and weighing 5 kg. Using the nomogram, the child's BSA is 0.23 m².
Answers
The BSA for this patient is 0.23 m².
What is the BSA for a patient measuring 34 cm in height and weighing 5 kg.?Generally, To calculate the body surface area (BSA) of a patient using the nomogram, we need to follow these steps:
Measure the patient's height in centimeters (cm).Measure the patient's weight in kilograms (kg).Using the height and weight values, find the point on the nomogram where they intersect.Draw a straight line from that point to the BSA scale.Read the BSA value from the scale.In this case, the patient's height is 34 cm and weight is 5 kg. Using the nomogram, we find the point where the 34 cm and 5 kg intersect, and draw a line to the BSA scale. The BSA value for this patient is 0.23 m².
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n the third step of the problem solving process in which one generates a range of solutions, one should __________. A. avoid ruling out or selecting a solution B. identify steps to implement the solution C. monitor the progress of a solution D. create a plan of action for the solution
Answers
In the third step of the problem solving process in which one generates a range of solutions, one should option A. avoid ruling out or selecting a solution
This step is often referred to as the "divergent thinking" phase, where the goal is to explore multiple possibilities without immediately dismissing any ideas. The purpose is to encourage creativity and open-mindedness, allowing for a broader exploration of potential solutions.
During this step, it is important to suspend judgment and refrain from prematurely selecting a solution. By doing so, individuals can foster a more expansive and inclusive approach to problem-solving. This mindset enables the consideration of various perspectives and encourages the generation of innovative solutions that may not have been initially apparent.
Once a range of potential solutions has been identified, the subsequent steps of the problem-solving process can be initiated. These may involve evaluating the feasibility and effectiveness of each solution, identifying steps to implement the chosen solution (option B), monitoring the progress of the solution (option C), and creating a plan of action for its execution (option D).
However, during the third step, the emphasis should be on generating a diverse set of solutions, fostering creativity, and allowing for the exploration of different possibilities without prematurely dismissing any options. This approach enhances the likelihood of finding the most optimal solution to the problem at hand. Therefore the correct option is A
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Your grandmother has Parkinson's disease. The doctor feels that this is the result of a lack of (blank) .
a) substance P
b) dopamine
c) serotonin
d) adrenaline
Answers
Answer:
b
Explanation:
Explanation:
When people have Parkinson’s disease they tend to having trouble with their motor skills caused by their dopamine levels. So their levels are unbalanced or well lacked of.
Claims are usually submitted electronically as ___________ to a third-party clearinghouse or payer, using a computer with software that meets hipaa standards.
Answers
Claims are usually submitted electronically as electronic claims or e-claims to a third-party clearinghouse or payer, using a computer with software that meets HIPAA standards.
What is the HIPAA about?HIPAA stands for the Health Insurance Portability and Accountability Act, which is a US law that sets standards for the protection of personal health information and the electronic exchange of health information.
Therefore, E-claims are electronic versions of paper claims that are used to request payment for healthcare services. They are typically submitted by healthcare providers, such as doctors, hospitals, and clinics, to healthcare payers, such as insurance companies, Medicare, or Medicaid.
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One disease caused by a bacteria is:
A. Food Poisoning
B. The Flu
C. Athlete's Foot
D. Ring worm
Answers
reaction paper about human body regulation and endocrine system that you can apply in your daily lives.
Answers
Answer:
The endocrine system works with the nervous system and the immune system to help the body cope with different events and stresses. This branch of medicine – relating to the study of the endocrine system – is called endocrinology and is practiced by endocrinologists.
Explanation:
Discuss the issue of secondhand smoke and restrictions on smoking in public places.
Answers
Secondhand smoke is a significant health concern, as it exposes non-smokers to harmful substances from burning tobacco products.
This involuntary exposure can lead to severe health problems, such as lung cancer, heart disease, and respiratory illnesses. To protect public health, many governments have implemented restrictions on smoking in public places, such as parks, restaurants, and workplaces. These regulations help reduce the risks associated with secondhand smoke and promote a healthier environment for all. Additionally, such measures encourage smokers to quit or reduce their tobacco consumption, further benefiting society as a whole. In summary, addressing the issue of secondhand smoke through public smoking restrictions is essential for protecting and improving public health.
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Hypotension is a late sign of shock in which patients? A. Bariatric and geriatric. B. Bariatric and pediatric. C. Obstetric and pediatric
Answers
Hypotension is a late sign of shock in patients that fall under the category of option C. Obstetric and pediatric patients.
Hypotension, or low blood pressure, is a common symptom of shock. The shock itself is a medical emergency that occurs when the body is not getting enough blood flow, which can lead to organ failure and death.
Obstetric patients, or patients during pregnancy and childbirth, have a higher sensitivity to local anesthetics. They also experience aortocaval compression. These are the main reasons for increased incidence and higher levels of hypotension in pregnant women.
Pediatric patients, or children, are at a higher risk for developing hypotension as a late sign of shock. This is because their bodies may not be able to compensate for the decreased blood flow as effectively as other patients.
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1. Which of the following cuts would you most likely roast at a high temperature?
A. 30-pound (14-kilogram )steamship round of beef
B. 2-pound (900 gram )beef tenderloin section, roasted rare
C. 6 pound (2.7 kilogram)pork loin, well done
D. 7- pound (3.2 kilogram) leg of lamb,medium done
Answers
B. 2-pound (900 gram )beef tenderloin section, roasted rare
Why is meat roasted first and then browned at the a high temperature?It is important to brown your meat in order to provide flavor.The Maillard reaction, which causes browning, occurs when meat proteins combine with sugar to create new molecules that give roasted foods their distinctive flavors and fragrances.Heat is necessary for the Maillard reaction to happen.significant heat.
What is the primary justification for searing a roasted over a high heat?We typically sear over high temperatures that maximize the development of the meat's flavor and color. The Maillard reaction starts slowly around 250°F (121°C) or progresses quickly that once temperature of a meat fibers exceeds 350°F (177°C).Only foods that include both sugar and protein cause this effect.
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Isabelle was eating dinner when she starts choking on a grape. She can't cough, talk, or breathe. What should her mother do to help her?
A.
Stick her finger down Isabelle's throat and grab the grape.
B.
Start hitting her abdomen with her hand.
C.
The Heimlich maneuver.
D.
Just wait to see if Isabelle can cough it out.
Answers
Answer:
c
Explanation:
just think its the best answere
Answer:
The Heimlich maneuver I think. I'm not 100 percent sure.
Explanation:
Good luck!!
Do you ever feel like you don't belong anymore? I don't want to die because things could get better and I can reach my goals but what's the point if you don't have anyone to spend your time with? I feel like I have no one, yet I'm surrounded by people. What is this feeling? I've felt it before-
Answers
Are you ok? *hugs* Its going to be ok i have been throught this
It's okay I garentee somebody out there loves you and if no one else will I will. I know it's hard and life just isn't fair but you can get through it believe me.
*Undertale fandom please!* Please tell me when my friend thinks Chara is Evil.
Chara isn't evil, here's why.
it's really simple, honestly: they haven't done anything. the worst they've been described as is "not the greatest person". they could've just been kind of a je_rk. y'know, like most children. because chara is a child.
don't even bring up the geno_cide route. chara doesn't force frisk to do ANYTHING, with maybe the exception of certain scripted events at the end of the route (i'll talk about that later). it's YOU who makes their decisions, and you are NOT chara. you did NOT become the adopted sibling of asriel, you did NOT enact a plan with asriel to free all the monsters... chara is their OWN character. on the topic of the plan: they didn't know that what would happen would happen! there was no way of them knowing! they're not an evil mastermind, they're a child! don't say that they had to have known the humans' reactions, they couldn't! they're a child! children do not have the rationalization and decision making abilities as an adult! oh, yeah, by the way, toriel had basically the same idea at the end of the true pacifist route. she scolded asgore for not simply taking one soul, going up to the surface, and getting more. if chara's evil for this plan, toriel's worse, considering she had to have known what would happen.
what about the ending of the geno_cide route, though? number one: they shame the player for doing it! they talk about how you think you're above consequences, and shows you're not. they say that the reasoning for their awakening is power... hm, i wonder why they believe that? maybe it's because what YOU did in the route. they seem confused when you don't des_troy everything, as well.
wanna know why?
chara's a child.
and children are really impressionable.
why do they (maybe) do the scripted events in the geno_cide route? because that's what you've done. why were they so flabber_gasted at you not destroying everything? that's what you've done. you were their only point of reference during the route, and they decided to follow what you did, because that's what they thought their purpose was. they rationalized they became awake because of power, because they had to ki_ll everything, that that was their DESTINY, because of you.
Answers
Answer:
she maybe doesn't like kids, i mean chara sounds REALLY nice! :)
Explanation:
Answer:
really, chara is just trying to save the monsters
Explanation:
I pts The DSM-V is also a tool used by insurance companies, particularly in the realm of healthcare, 10 medical and clinical services can be paid for and given to the client or patfent: True False
Answers
False. The DSM-V (Diagnostic and Statistical Manual of Mental Disorders, 5th edition) is primarily used as a diagnostic tool by mental health professionals to classify and diagnose mental disorders.
While insurance companies may refer to the DSM-V for determining coverage and reimbursement for mental health services, it does not directly dictate or determine which medical and clinical services can be paid for and provided to clients or patients.
Insurance companies typically have their own criteria and policies for coverage of medical and clinical services, which may include mental health services based on the DSM-V diagnosis, but it extends beyond the DSM-V. The decision on coverage and reimbursement for specific services is usually based on the insurance policy and guidelines set by the insurance company.
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MegaMart sells groceries and other consumer goods through its national chain of ‘big box’ stores. Mega Mart has just learned that government inspectors have found horse meat in boxes of frozen entrees labeled ‘100% beef’ in over two dozen MegaMart stores. These frozen entrees were manufactured and distributed by Yumi Foods, who protests that the meat used was guaranteed "100% beef" by Delmino Wholesale, from whom Yumi purchases this ingredient. Delmino blames the meat-packing conglomerate Southern Star Enterprises, with whom it holds a contract for all its frozen beef. Southern Star Enterprises insists that it did not knowingly supply horse meat in place of beef, indicating that the mistake may have been committed by DRX, the contractor who handles both shipping and warehousing for Southern Star Enterprises, who owns no assets that are not directly related to meat processing.
I. Delmino Wholesale is a Tier 1 supplier of MegaMart.
II. DHX is a third party logistics (3PL) provider.
III. Yumi Foods is upstream of Delmino Wholesale.
Which of these are correct:
II and III only
I, II and III
I and III only
II only
I only
Answers
The correct statements are II and III only. Yumi Foods is upstream of Delmino Wholesale, and DHX is a third-party logistics (3PL) provider.
the correct statements are II and III only.
Statement I, "Delmino Wholesale is a Tier 1 supplier of MegaMart," is incorrect. There is no information provided in the scenario to suggest that Delmino Wholesale is a Tier 1 supplier of MegaMart. While Delmino Wholesale is mentioned as the supplier of the guaranteed "100% beef" ingredient to Yumi Foods, there is no direct connection or indication that they are a Tier 1 supplier for MegaMart.
Statement II, "DHX is a third-party logistics (3PL) provider," is correct. The scenario mentions DHX as the contractor responsible for handling both shipping and warehousing for Southern Star Enterprises. This indicates that DHX is a third-party logistics provider, managing logistical operations on behalf of Southern Star Enterprises.
Statement III, "Yumi Foods is upstream of Delmino Wholesale," is correct. The scenario states that Yumi Foods purchases the guaranteed "100% beef" ingredient from Delmino Wholesale. In the supply chain, when one entity purchases goods from another, the purchasing entity is considered upstream of the supplying entity.
Therefore, the correct statements are II and III only: DHX is a third-party logistics provider, and Yumi Foods is upstream of Delmino Wholesale.
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The psychometric approach to studying cognitive development analyzes intelligence using _____.
A. IQ tests and other measures
B. observation
C. narratives
D. physiological measures
Answers
The psychometric approach to studying cognitive development analyzes intelligence using IQ tests and other measures. These measure the cognitive development. Thus, the correct option is A.
What is psychometric approach?The psychometric approach to measuring cognitive development involves the use of tests and measuring scales to quantify and compare cognitive abilities among individuals. The majority of these tools are based on the notion of general intelligence or "g."
IQ tests are commonly employed as part of the psychometric approach to measuring cognitive development. IQ, or Intelligence Quotient, is a numerical score that is obtained via various tests to determine a person's intellectual abilities or intelligence quotient.
The general approach is dependent on the testing of a person's cognitive skills, such as knowledge, memory, language use, creativity, and spatial reasoning, to establish a final IQ score.
Therefore, the correct option is A.
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The respiratory system controls __________, and the circulatory systems controls __________.
breathing; digestion
breathing; blood flow
muscles; bones
Answers
Answer:
1. breathing; 2. blood flow
Explanation:
Select the correct answer.
In what method for reducing stress does a health professional measure tension in the body's muscles in response to certain stressors?
A resilience counseling
B. biofeedback
C.muscle relaxation
Answers
Muscle relaxation: Is the method for reducing stress that a health professional measure tension in the body's muscles in response to certain [ stressors. ]
why is 5g internet bad
Answers
Answer:
It emits radiation.
Answer:
it emits radiation
Explanation: