Select all of the statements that are true for the given function.
A.The function is concave down on (negative infinity, 3)
B. The function is concave up on (negative infinity, 3)
C.The function is concave up on (3, infinity)
D.There is a maximum value at (4, 0)
E. There is a minimum value at (4, 0)
F.The function is decreasing on (3,4)
G. The function is decreasing on (negative infinity, 1)
H. The function is Increasing on (negative infinity, -1)
                                                The statements that are true about the function are
A. The function is concave down for the interval (-∞, 3)
B. The function has a maximum value at (4, 0)
F. The function is decreasing on the interval (3, 4)
G. The function is decreasing on the interval (-∞, 1)
How to find the statements that are true for the function.From the graph, we seee that the function is concave down for the interval (-∞, 3)From the graph, we see that the function has a maximum value at (4, 0) since the tangent at that point is zero and it is concave down.From the graph, we see that the function is negative on the interval (3, 4) . So, the function is decreasing on the interval (3, 4)From the graph, we see that the function is negative for x < 1. So, the function is decreasing on the interval (-∞, 1)So, the statements that are true about the function are
A. The function is concave down for the interval (-∞, 3)
B. The function has a maximum value at (4, 0)
F. The function is decreasing on the interval (3, 4)
G. The function is decreasing on the interval (-∞, 1)
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Solve for z;
z/12 = 18/72
                                                Answer:
3
Step-by-step explanation:
z/12=18/72 z/12=1/4 z=3
Answer:
The answer is z=3
Step-by-step explanation:
hope this helps
z/12 = 18/72
72z=216
To find z divide both sides by 72
72z/72=216/72
z=3
A triangle has lengths of 12 cm, 14 cm, and 18 cm. What is the perimeter of the triangle in inches? ( 1 cm = 0.4 in.)
Answer:
15.8 in
Step-by-step explanation:
12cm x .4 = 3 in
14 x .4 = 5.6
18 x .4 = 7.2
3 + 5.6 + 7.2 = 15.8 in
Hope that helps!
-Sabrina
A pattern has 32 blue squares for every 35 purple squares. What is the ratio of blue squares to purple squares?
Answer:
32:35 is the ratio to your question.
Blue squares : Purple squares = 32 : 35
What is Ratio?Ratio is defined as a relationship between two quantities, it is expressed one divided by the other.
A pattern has 32 blue squares for every 35 purple squares.
∵ 32 Blue squares : 35 Purple squares
∴ Blue squares : Purple squares = 32 : 35
The ratio of blue squares to purple squares = 32 : 35
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Select the correct answer from the drop-down menu.
A new park is adding two new walking paths, as indicated by and , which are measured in meters. The park resembles an isosceles trapezoid.
Figure shows a trapezium ABCD. AC and BD are diagonals. The length of BD is 14x plus 4, and AC is 11x plus 31.
Determine the length of each path.
A.
The length of each path is 
130
 meters.
B.
The length of each path is 
140
 meters.
C.
The length of each path is 
120
 meters.
D.
The length of each path is 
150
 meters.
                                                A.The length of each path is 130 meters.
Given:
The park resembles an isosceles trapezoid.
Figure shows a trapezium . AC and BD are diagonals. The length of BD is 14x plus 4, and AC is 11x plus 31.
we know that:
Diagonals are equal in isosceles trapezoid.
14x + 4 = 11x + 31
14x - 11x = 31 - 4
3x = 27
divide by 3 on both sides
3x/3 = 27/3
x = 9
Diagonal length = 14x + 4.
= 14*9 + 4
= 126 + 4
= 130 meters.
Therefore The length of each path is 130 meters.
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What are two consecutive integers in between square root of 45
Answer:
Between 6 and 7
Step-by-step explanation:
6^2 = 6 × 6 = 36
7^2 = 7 × 7 = 49
45 is between 36 and 49
Algebra-Which factor makes these equations correct?? 6xk=54 Kx9=81
Answer:9
Step-by-step explanation: it’s nine because 6×9 = 54
Help its urgent i need to get these done
                                                The planes that are parallel in the cube shown would be C. NOR and LMP.
What are parallel planes ?Two planes that are located on a cube and are always opposite and never intersect; they remain continuously at the same distance from each other. A cube consists of three pairs of parallel planes in correspondence with its triplet of opposing faces.
From the given options, the only parallel planes would be NOR and LMP. One of the reasons for this, is that these planes have no point of intersection unlike the planes in the other options.
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What is the area of the following triangle?
                                                Answer:
\( \frac{1}{2} \times base \times height\)
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20. There is a number x sum that x2 is irrational but x is rational. Then x can be
(a) √5102.0 (£)
(b) √2
(c) 3/2
(d) 4/5
The correct answer is 3/2. In this case, x = 3/2, and its square, (3/2)^2 = 9/4, is rational. x satisfies the given condition.option (c)
To explain further, we need to understand the properties of rational and irrational numbers.
A rational number can be expressed as a fraction of two integers, while an irrational number cannot be expressed as a fraction and has non-repeating, non-terminating decimal representations.
In the given options, (a) √5102.0 (£) and (b) √2 are both irrational numbers.
Their squares, (√5102.0)^2 and (√2)^2, would also be irrational, violating the given condition. On the other hand, (d) 4/5 is rational, and its square, (4/5)^2 = 16/25, is also rational.
Option (c) 3/2 is rational since it can be expressed as a fraction. Its square, (3/2)^2 = 9/4, is rational as well.
Therefore, (c) 3/2 is the only option where x is rational, but its square is irrational, satisfying the condition mentioned in the question.
In summary, the number x that satisfies the given condition, where x^2 is irrational but x is rational, is (c) 3/2.option (c)
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Find the volume of a rectangular prism with a length of 12 inches a width of 4.5 inches and a height of 3.6 inches
Answer:
194.4
Step-by-step explanation:
V=l*w*h
V=12*4.5*3.6
V=194.4
The area of a rectangular room is 750 square feet. The width of the room is 5 feet less than the length of the room. Which equations can be used to solve for y, the length of the room? Select three options. 
 y(y + 5) = 750
 y2 – 5y = 750 
750 – y(y – 5) = 0
 y(y – 5) + 750 = 0 
(y + 25)(y – 30) = 0
The equations that can be used to solve for y, the length of the room, are: y(y + 5) = 750, y² – 5y = 750, and y(y – 5) + 750 = 0.
What is distributive property?It states that when multiplying a number by a group of numbers added together, you can multiply the number by each individual number in the group and add the products together to get the same answer.
In order to find the length of the room, we need to solve for y in each of the equations given.
First, let's solve for y in the equation y(y + 5) = 750. We can use the distributive property to expand the equation to y² + 5y = 750.
Then, we can subtract 750 from both sides of the equation to get y² + 5y - 750 = 0.
To solve the equation, we need to factor it. We can use the difference of squares formula to factor the equation, yielding (y + 25)(y - 30) = 0. Therefore, one solution for y is y = -25, and the other solution is y = 30.
Second, let's solve for y in the equation y² – 5y = 750.
To solve this equation, we can add 5y to both sides to get y² = 5y + 750. Then, we can divide both sides by y to get y = 5y + 750.
We can then subtract 5y from both sides to get y - 5y = 750. Finally, we can divide both sides by 5 to get y = 150.
Third, let's solve for y in the equation y(y – 5) + 750 = 0.
To solve this equation, we can use the distributive property to expand the equation to y² – 5y + 750 = 0.
Then, we can subtract 750 from both sides to get y² – 5y = -750.
To solve the equation, we need to factor it. We can use the difference of squares formula to factor the equation, yielding (y + 25)(y - 30) = 0. Therefore, one solution for y is y = -25, and the other solution is y = 30.
In conclusion, the equations that can be used to solve for y, the length of the room, are y(y + 5) = 750, y2 – 5y = 750, and y(y – 5) + 750 = 0. The solutions for y are y = -25 and y = 30.
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Each person at a
baseball game receives 3 raffle tickets
and a $2 certificate for the team store.
A group of people receives 39 raffle
tickets. How much money in certificates
does the group receive?
In a case whereby baseball game receives 3 raffle tickets and a $2 certificate for the team store. A group of people receives 39 raffle tickets the amount of money in certificates the group receive is $26.
How can this be calculated?If one baseball game receives 3 raffle tickets and a $2 certificate for the team store, then we can say that each raffle ticket is worth 2/3 dollars ($2 divided by 3 tickets).
So, for 39 raffle tickets, the group would receive (39 x 2/3) = $26
Therefore, the amount of money in certificates the group receive is $26
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the ratio f : h is 4 : 3 and the ratio h : w is 5 : 2.
write the ratio f : h : w in its simplest form
Answer:
20:15:6
Step-by-step explanation:
As h is shown twice you need to make h the same in both ratios using a common factor ( make h 15)
Without graphing, determine the number of solutions of the system. State whether the system is consistent or inconsistent. If the system is consistent, state whether the equations are dependent or independent.
                                                Answer: I cant see the picture right. So im sorry i could not help :(
Step-by-step explanation: IM SOOO SORRY D:
1. m(4 + p) + p(3+ m)
2. 4r(3 + 4p) + 3p(8 -r)
3. (3 + 2h)(5 + 3h)
4. (3 + 4y)(5y - 1)
5. (2n - 3p)(3p - 2m)
Expand and simplify each of the following . Please give me the correct answer. Thanks
Answer:
1. 4m + 2mp + 3p
2. 12r + 13pr + 24p
3. 6h^2 + 19h + 15
4. 20y^2 + 11y - 3
5. -9p^2 - 4mn + 6mp + 6np
Step-by-step explanation:
1. m(4 + p) + p(3+ m)
4m + mp + 3p + mp
4m + (mp + mp) + 3p
4m + 2mp + 3p
2. 4r(3 + 4p) + 3p(8 -r)
12r + 16pr + 24p + -3pr
12r + (16pr - 3pr) + 24p
12r + 13pr + 24p
3. (3 + 2h)(5 + 3h)
3(5 + 3h) + 2h(5+3h)
15 + 9h + 10h + 6h^2
6h^2 + 19h + 15
4. (3 + 4y)(5y - 1)
3(5y - 1) + 4y(5y - 1)
15y - 3 + 20y^2 - 4y
20y^2 + 11y - 3
5. (2n - 3p)(3p - 2m)
2n(3p - 2m) + -3p(3p - 2m)
6np - 4mn + -9p^2 + 6mp
-9p^2 - 4mn + 6mp + 6np
Hope this helps!
Solutions :
\( \sf1. \quad\: m(4 + p) + p(3+ m)\)
\( \sf \dashrightarrow \quad\: 4m + mp + 3p+ mp\)
\(\sf \dashrightarrow \quad\: 4m + 2mp + 3p\)
⠀
\(\sf 2. \quad\: 4r(3 + 4p) + 3p(8 -r)\)
\(\sf \dashrightarrow \quad\: 12r+ 16rp + 24p -3pr\)
\(\sf \dashrightarrow \quad\: 12r+ 13rp + 24p \)
⠀
\(\sf 3. \quad\: (3 + 2h)(5 + 3h)\)
\(\sf \dashrightarrow \quad\: 3(5 + 3h) + 2h(5 + 3h)\)
\(\sf \dashrightarrow \quad\: 15 + 9h + 10h + {6h}^{2} \)
\(\sf \dashrightarrow \quad\: 15 + 19h + {6h}^{2} \)
⠀
\(4. \sf \quad\:(3 + 4y)(5y - 1)\)
\(\sf \dashrightarrow \quad\: 3(5y - 1) + 4y(5y - 1)\)
\(\sf \dashrightarrow \quad\: 15y - 3 + 20y^2 - 4y\)
\(\sf \dashrightarrow \quad\: 11y - 3 + {20}^{2} \)
⠀
\(5.\sf \quad\: (2n - 3p)(3p - 2m)\)
\(\sf \dashrightarrow \quad\: 2n(3p - 2m) +[-3p(3p - 2m)]\)
\(\sf \dashrightarrow \quad\: 6np - 4mn -9p^2 + 6mp\)
\(\sf \dashrightarrow \quad\: -9p^2 - 4mn + 6mp + 6np\)
On a television game show, contestants earn 5 points for each correct answer, but lose 2 points for each wrong answer. On last week's show, the winning contestant earned 80 points and answered 30 questions.
Given that x represents the number of questions answered correctly, and y represents the number of questions answered incorrectly, determine which system of equations correctly represents this situation.
A. 5x-2y=30
 x+y=80
B. 5x-2y+80
 x+y=30
C. 5x+2y=80
 x-y=30
D. 5x+2y=30
 x+y=80
Sorry to inform that I can't find the answer to this question.
Socratic can help! This learning app, powered by Google AI, helps you understand your school work at a high school and university level. Ask Socratic a question and the app will find the best online resources for you to learn the concepts.
HELP i can’t figure this out
                                                Answer:
m∠B = 66.3°
a = 0.0319
b = 0.0726
Step-by-step explanation:
Sum of the interior angles of a triangle = 180°
⇒ m∠A + m∠B + m∠C = 180°
⇒ 23.7 + m∠B + 90 = 180
⇒ m∠B = 180 - 90 - 23.7 = 66.3°
We can use the sine rule to help solve the missing side lengths.
Sine rule
\(\dfrac{a}{sin(A)}=\dfrac{b}{sin(B)}=\dfrac{c}{sin(C)}\)
where A, B and C are the angles and a, b and c are the side lengths opposite the angles.
Therefore,
\(\dfrac{a}{sin(23.7)}=\dfrac{b}{sin(66.3)}=\dfrac{0.0793}{sin(90)}\)
\(\implies a=\dfrac{0.0793}{sin(90)}\times sin(23.7)=0.031874458...=0.0319\)
\(\implies b=\dfrac{0.0793}{sin(90)} \times sin(66.3)=0.072612043...=0.0726\)
what is the least common denominator of 5/12 and 4/18
Answer:
36
Step-by-step explanation:
What is the slope of the line segment that passes through
points (1,3) and (5, 13)?
Answer: 5/2
Step-by-step explanation:
slope equation: (y2-y1)/(x2-x1)
13-3/5-1 = 10/4 or 5/2
Answer:
2.5
Step-by-step explanation:
Gradient (slope) =
\(m = \frac{y2 - y1}{x2 - x1} = \frac{13 - 3}{5 - 1} = \frac{10}{4} = 2 \frac{1}{2} \)
Refer to the information below to answer Questions 9 and 10. Value of Property Up to K35 000 K35 000 to K70 000 K70 000 to K140 000 Over K140 000 10. Rate of Stamp Duty 2% 3% 4% 5% 9. Calculate the stamp duty payable on properties whose purchase price is K45 000. (1 mark) Answer: Calculate the stamp duty payable on properties whose purchase price is K150 000. (1 mark) Answer:
9. The stamp duty payable on a property with a purchase price of K45,000 is K1,350.
10. The stamp duty payable on a property with a purchase price of K150,000 is K7,500.
To calculate the stamp duty payable on properties with a purchase price of K45,000 and K150,000, we need to apply the corresponding rates of stamp duty based on the given information.
Given:
Value of Property:
Up to K35,000: Stamp Duty Rate - 2%
K35,000 to K70,000: Stamp Duty Rate - 3%
K70,000 to K140,000: Stamp Duty Rate - 4%
Over K140,000: Stamp Duty Rate - 5%
9. Calculate the stamp duty payable on properties whose purchase price is K45,000:
Since the purchase price of K45,000 falls within the range of K35,000 to K70,000, the stamp duty rate applicable is 3%.
Stamp Duty Payable = Purchase Price * Stamp Duty Rate
= K45,000 * 3%
= K45,000 * 0.03
= K1,350
Therefore, the stamp duty payable on a property with a purchase price of K45,000 is K1,350.
10. Calculate the stamp duty payable on properties whose purchase price is K150,000:
Since the purchase price of K150,000 is above K140,000, the stamp duty rate applicable is 5%.
Stamp Duty Payable = Purchase Price * Stamp Duty Rate
= K150,000 * 5%
= K150,000 * 0.05
= K7,500
Therefore, the stamp duty payable on a property with a purchase price of K150,000 is K7,500.
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In the diagram a || b. Use the diagram to answer the question. Name the alternate interior angle to <2
                                                The angle 7 is the alternative interior angle to angle 2.
Given that,In the diagram a || bWe need to find the alternate interior angle to <2 .Alternate interior angles are the angles that are formed when a transversal crosses two parallel lines.
They are the angles that are on opposite sides of the transversal and inside the two parallel lines.
Thus, in the given diagram, the angle that is opposite to angle <2 and is inside the two parallel lines a and b is the alternate interior angle to angle <2.
We can see that the alternate interior angle to angle <2 is <7. Therefore, the alternate interior angle to angle <2 is <7.
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how will the solution of y>2x+2/3 and y<2x+1/3 change if the inequality sign on both inequalities is reversed to y<2x+2/3 and y>2x+1/3
When the inequality signs in the equations are reversed, the solution to the system of inequalities will change. In the original system, y > 2x + 2/3 and y < 2x + 1/3, the solution represents the region between two lines.
If we reverse the inequality signs to y < 2x + 2/3 and y > 2x + 1/3, the solution will now represent the region outside the lines. This means that the solution will be the area not covered by the lines themselves.
In summary, reversing the inequality signs in the equations will change the solution from the region between the lines to the region outside the lines.
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Use the data set below to answer the following questions. 20 26 28 25 28 18 23 15 17 26 29 24 29 29 17 15 17 20 30 29 16 21 22 28 19 
Approximately what percent of the data are greater than 28?
 Approximately what percent of the data are less than 23?
 Approximately what percent of data are greater than 17.5?
 Approximately what percent of data are between 17.5 and 28?
Approximately 37.5% of the data are greater than 28, 33.3% of the data are less than 23, 91.7% of the data are greater than 17.5, and 62.5% of the data are between 17.5 and 28.
To answer the questions, we can analyze the given data set.
First, let's count the number of data points that satisfy each condition:
Greater than 28:
There are 9 data points greater than 28 (29, 29, 29, 30, 29, 29, 28, 28, 28).
Less than 23:
There are 8 data points less than 23 (20, 18, 15, 17, 17, 15, 17, 19).
Greater than 17.5:
There are 22 data points greater than 17.5.
Between 17.5 and 28:
There are 15 data points between 17.5 and 28.
Now, let's calculate the approximate percentage for each condition:
Percent greater than 28:
The total number of data points is 24. Approximately, 9 out of 24 data points are greater than 28.
Percentage =\((9 / 24) \times 100 = 37.5\)%.
Percent less than 23:
Approximately, 8 out of 24 data points are less than 23.
Percentage = \((8 / 24) \times 100 = 33.3\)%.
Percent greater than 17.5:
Approximately, 22 out of 24 data points are greater than 17.5.
Percentage = \((22 / 24) \times 100 = 91.7\)%.
Percent between 17.5 and 28:
Approximately, 15 out of 24 data points are between 17.5 and 28.
Percentage = \((15 / 24) \times 100 = 62.5\)%.
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if the mean of a negatively skewed distribution is 40 which of these values could be the median of the distribution
a.35
b.50
c.40
d.45
Answer:
c.40
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Determine the value of x in the isosceles trapezoid.
Please help 
                                                Answer:
90 degrees
Step-by-step explanation:
All trapazoids are equal to 360 degrees.
so we can make an equation 2x+x+x=360 (the other corner would also be x because its an unknown value)
to simplify, 4x=360
you divide into both sides (360/4)
you get 90
alvin is 5 years older than elga. the sum of their age is 85. what is elga age
Answer:
40 years old.
Step-by-step explanation:
We can let Elga's age equal \(x\). Alvin's age can be equal to \(y\). We can make several equations from the information we know. We know that Elga's age plus five equal's Alvin's age.
\(x+5=y\)
We also know that the sum of their ages is 85.
\(x+y=85\)
We can substitute \(x+5\) for \(y\) in the second equation since \(x+5=y\), so we have the following equation:
\(x+(x+5)=85\)
We can combine like terms to get
\(2x+5=85\)
Subtracting 5 from both sides results in
\(2x=80\)
After that, we can divide both sides by 2 to get
\(x=40\)
Thus, Elga is 40 years old.
Answer:
e = 40
a=45
Step-by-step explanation:
a + e = 85
a = e+5
e + 5 + e = 85
2e = 80
e = 40
a=45
Solve and check each equation below . show all work . 24=g+14. f-9=12
Answer:
g = 10
f = 21
Step-by-step explanation:
Given equations:
24 = g + 14
f - 9 = 12
24 = g + 14
Subtract 14 from both sides
24 - 14 = g + 14 - 14
10 = g
g = 10
Check:
24 = g + 14
24 = 10 + 14
24 = 24
f - 9 = 12
Add 9 to both sides
f - 9 + 9 = 12 + 9
f = 21
Check:
f - 9 = 12
21 - 9 = 12
A delivery truck is transporting boxes of two sizes: large and small. The combined weight of the large box and a small box is 70 pounds. The truck is transporting 55 large boxes and 65 small boxes. if the truck is carrying a total of 4150 pounds in boxes, how much does each type of box weight.
large box :
smaller box:
Answer:
3.45
Step-by-step explanation:
you have to do tihis then that
Help help math math ASAP
                                                Answer:
y equals to x plus 9
Step-by-step explanation:
-x+y=9
so, y=x+9