Moving to the right and up, the only two points that could be placed in another point would be C or B
The answer would be 6. point C could be the image of E
Answer:
im confident the answer is A C E
Step-by-step explanation:
Solve the system of equations without graphing
2y=x-4
4x+3y=5
Answer:
(2,-1)
Step-by-step explanation:
Find the area of the figure.
There are 2 Senators from each of 50 states. We wish to make a 3-Senator committee in which no two members are from the same state. b How many ways can we choose a Senator from a chosen state? HELP AS SOON AS POSSIBLE
Answer:
i dont get it, can you please rephrase it?
Put the following number in Oder from smallest to largest 27.068 29.94 28.3 28.08 28.15
The approximate volume is ___ cubic centimeters. Do not round your answer.
Use 3.14 for π.
Answer:
:>
Step-by-step explanation:
yufgvhjbfhbvnfmnbjgfkjbingmknb jgkfbm jnnmnnnnnn
help is this a function
Answer:
Yes. But I may be wrong.
Step-by-step explanation:
$50. MP3 downloads cost $1.5 each. How many songs can he download
and still have $12
Answer:
25 MP3 downloads
Step-by-step explanation:
If he starts off with $50 then these are the steps
$50 - $1.50 = $48.50 for 1 MP3
$48.50 - $1.50 = $47.00 for 2
$48.50 - $1.50 = $45.50 for 3
then repeat that until we have $12
it doesnt give us exactly $12 but it gives us $12.50 reminder
So he can but 25 MP3 downloads and still have at least $12 remining
Hope this helps plz give me brainliest I worked really hard
A bond yleided a real rate... A bond yieded a real rite of return of 3.87 percent for o time period when the infition rate was 2.75 percent. What was the actuai nominal rate of return?
8.28%
87.58%
7.77%
36%
6.77%
The actual nominal rate of return is approximately 6.68%. None of the provided answer options exactly match this value, but the closest option is 6.77%.
To calculate the actual nominal rate of return, we use the Fisher equation:
Nominal Rate = (1 + Real Rate) * (1 + Inflation Rate) - 1
Given:
Real Rate = 3.87% (0.0387 as a decimal)
Inflation Rate = 2.75% (0.0275 as a decimal)
Now, let's plug in the values:
Nominal Rate = (1 + 0.0387) * (1 + 0.0275) - 1
Nominal Rate = 1.0387 * 1.0275 - 1
Nominal Rate = 1.0668 - 1
Nominal Rate = 0.0668 or 6.68% (rounded to two decimal places)
So, the actual nominal rate of return is approximately 6.68%. None of the provided answer options exactly match this value, but the closest option is 6.77%.
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Given points A(-1,4) and B(x,7), determine the value(s) of x if AB=5cm
The value of x is either 3 or -5 based on the distance formula.
What is a co-ordinate system?
In pure mathematics, a coordinate system could be a system that uses one or additional numbers, or coordinates, to uniquely confirm the position of the points or different geometric components on a manifold like euclidean space.
Main body:
according to question
Given points A(-1,4) and B(x,7)
Also AB = 5 cm
Formula of distance = \(\sqrt{(y1-y2)^{2}+(x1 -x2)^{2} }\)
here by using points ,
5 = \(\sqrt{(x+1)^{2} +(7-4)^{2} }\)
taking square on both side ,'
25 = \((x+1)^{2} +3^{2}\)
25-9 = (x+1)²
16 = (x+1)²
taking square root on both sides,
x+1= ±4
x = 4-1 = 3 or x = -4-1 = -5
Hence value of x is either 3 or -5.
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what is the sum of the infinite geometric series?25 minus 10 plus 4 minus eight fifths plus continuing the series diverges.
Answer:
Geometric Sequence
Finding the sum
The sum of the infinite geometric series 3/4 -9/16+27/64 -81/256+ ...is 3/7.
Solution:
Geometric Series Sum Formula: S = a₁/1 - r
Given: a₁ = 3/4
a₂ = -9/16
a₃ = 27/64
a₄ = -81/256
1. Find the common ratio.
a_n = a₁r ⁿ ⁻ ¹
a₂ = a₁r ⁿ ⁻ ¹
-9/16 = 3/4 r ² ⁻ ¹
-9/16 = 3/4 r
2. Divide both sides of the equation by 3/4 to find r.
-9/16/3/4 = 3/4 r/3/4
(-9/16)(4/3) = r
-36/48 = r
-3/4 = r
3. Using r = -3/4, find the sum of the infinite geometric series 3/4 -9/16 +27/64 -81/256+ ...
S = a₁/1 – r
S = 3/4/1 – (-3/4)
S = 3/4/1 + ¾
S = 3/4/4/4 + 3/4
S = 3/4/7/4
S = (3/4)(4/7)
S = 12/28
S = 3/7
4. Therefore, the sum of the infinite geometric series 3/4 -9/16+27/64 -81/256+ ...is 3/7.
Definition:
A geometric sequence is a sequence of numbers in which the ratio between consecutive terms is constant while the sum of an infinite number of terms in a geometric sequence is called sum to infinity.
Code: 10.3.1.1
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Step-by-step explanation:
Methods used that summarize or describe characteristics of data are called?
Methods used that summarize or describe characteristics of data are called Descriptive statistics
Descriptive statistic is defined as the method fro summarizing data and information to partition them into a section of meaningful data.It contains descriptive coefficients that defined the meaningfulness of the data .
Variability and central tendency are the part of descriptive statistics that describe the spread and central point of the data respectively.
Other options are incorrect because overall statistics measure complete components ,average statistics take mean of complete statistic data and inferential statistic is based on random data sample.
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Rose, bill, jean, and candice each received different seat numbers to watch the performance. The seat numbers were either 53, 64, 108, or 216. Candice received the only seat number with a factor of 16. Bill received the seat number that is the greatest multiple of 8 from the group of seats. Rose received the only seat number that is a prime number. Which seat number did jean receive?.
It should be noticed that the seat assigned to Jean as per the given data is 108 .
Jean seat = 108.
The seat numbers were either 53, 64, 108, or 216 based on the information.
The single seat with a factor of 16 went to Candice. The seat is 64 .
In the group of seats, Bill was given the seat with the highest multiple of 8. It's number 216.
Rose was given the sole prime number-containing seat number. It is 53.
Therefore, 108 is the sum that is left.
A number is an arithmetic value that is used to calculate and represent a quantity. Numerical symbols, such as "3," are written to represent numbers. A number system is a logical way of writing numbers that uses digits or symbols to represent them.
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23. What is the slope of the line tangent to the polar curve r=2(theta) at the point theta = pi/2?
The polar equation to rectangular coordinates and finding the derivative of the resulting equation, we determined that the slope of the line tangent to the polar curve r=2(theta) at the point theta = pi/2 is 2.
To find the slope of the line tangent to the polar curve r=2(theta) at the point theta = pi/2, we need to first convert the polar equation to rectangular coordinates.
Using the conversion equations cos (theta) = x and sin (theta) = y, we can rewrite the equation as y = 2x(pi/2). Simplifying this, we get y = 2x.
Now we need to find the derivative of this equation at the point (pi/2, pi). Taking the derivative of y = 2x with respect to x gives us the slope of the line, which is simply 2.
Therefore, the slope of the line tangent to the polar curve r=2(theta) at the point theta = pi/2 is 2. This means that at the point where theta = pi/2, the curve is increasing at a rate of 2 units for every 1 unit increase in x.
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A tv show had 3.6 x 104 viewers in the first week and 4.1 x 104 viewers in the second week. determine the average number of viewers over the two weeks and write the final answer in scientific notation. 3.85 x 104 7.7 x 104 3.85 x 108 7.7 x 108
The average number of viewers over the two weeks written in scientific notation is 3.85 × 10^8. option C
Scientific notationFirst week = 3.6 x 10⁴Second week = 4.1 x 10⁴Average number of viewers over the two weeks = (First week + Second week) / 2
= {(3.6 x 10⁴) + (4.1 x 10⁴)} / 2
= {3.6 + 4.1 × 10^(4×4) } / 2
= (7.7 × 10^16) / 2
= 3.85 × 10^8
Therefore, the average number of viewers over the two weeks written in scientific notation is 3.85 × 10^8.
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In this scenario, what is the test statistic?
• The digital marketing specialist would like to test the claim that the percent of customers who use online coupons when making an online purchase is different than 75%.
• Sample size = 80 online customers
Sample proportion = 0.90
Calculate the test statistic using the formula:
p' - Po
where:
psample proportion,
n=sample size, and
Po population proportion under the null hypothesis
Round your answer to 2 decimal places
The test statistic is 1.88 by using the formula: p' - Po. (Round your answer to 2 decimal places)
The test statistic is calculated using the following formula: t = (p' - Po) / (s / √n)
where:
p' is the sample proportion
Po is the population proportion under the null hypothesis
s is the sample standard deviation
n is the sample size
In this case, we have:
p' = 0.90
Po = 0.75
s = 0.05
n = 80
Substituting these values into the formula, we get: t = (0.90 - 0.75) / (0.05 / √80) = 1.88
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joe smith scored 37 of his teams 100 points in a game. What percentage of points did he score?
Answer:
37%
Step-by-step explanation:
37/100
what's the simplified Expression of 5y+5-2x-2+6y-x0
Answer:
−2x+11y+2
Step-by-step explanation:
5y+5−2x−2+6y−x0
=5y+5+−2x+−2+6y+−1
Combine Like Terms:
=5y+5+−2x+−2+6y+−1
=(−2x)+(5y+6y)+(5+−2+−1)
=−2x+11y+2
Multiply the Polynomials:
(2x+3) (-x+2y-4)
The result of multiplying the polynomials is (2x + 3) (-x + 2y - 4) = -2x² + 4xy - 11x + 6y - 12
How to multiply the polynomials?The polynomial expression is given as
(2x + 3) (-x + 2y - 4)
Expand the brackets in the above polynomial expression
So, we have
(2x + 3) (-x + 2y - 4) = 2x * (-x + 2y - 4) + 3 * (-x + 2y - 4)
Open the brackets in the above polynomial expression
So, we have
(2x + 3) (-x + 2y - 4) = -2x² + 4xy - 8x + -3x + 6y - 12
Evaluate the like terms in the above polynomial expression
So, we have
(2x + 3) (-x + 2y - 4) = -2x² + 4xy - 11x + 6y - 12
Hence, the solution is -2x² + 4xy - 11x + 6y - 12
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For an upcoming election, 500 registered voters were surveyed on a tax increase. 43% were for a tax increase and 51% were against a tax increase. The margin of error was 6%. What is an accurate conclusion from the poll?
a. Against a tax increase will win because it is above 50%.
b. The nal result is undecided because of the margin of error.
c. The nal result is undecided because percentages do not add up to 100%.
d. Against a tax increase will win because the margin of error will increase their percentage.
(56 points) This table represents the cups of coffee, c, a coffee shop has left after being open for h hours.
When graphed, all of the points in the table lie on the same line.
What is the slope and y-intercept of the line?
Drag and drop the slope and y-intercept into the corresponding boxes.
Step-by-step explanation:
The slope is the ratio of change in number of cups to change in hours:
m = (288 - 432)/(3 - 0) = - 48The y-intercept is the number of cups at zero hour:
b = 432The line would be:
c(h) = 432 - 48hA dealer paid kshs 240,000 to an agent as commission for sale of a car .The commission was 3 percent of the car price how much money did the dealer remain with from the sale of the car if he also had to pay the government v.A.T at 16 percent of the total car
Answer:
kshs 6,480,000
Step-by-step explanation:
Since, kshs 240,000 represent the 3% of the car price, you can use a rule of three to calculate the amount that represents 100%:
240,000 → 3%
x → 100%
x=(240,000*100)/3
x=8,000,000
So, the price of the car is kshs 8,000,000 and you can calculate the 16% of this, to find the amount that the dealer had to pay as government V.A.T:
8,000,000*16%=1.280.000
Now, you can subtract the comission and the government VAT from the car price:
8,000,000-240,000-1,280,000=6,480,000
According to this, the answer is that the dealer remained with kshs 6,480,000 from the sale of the car.
PLEASE HELP: If the apothem of a regular polygon is represented by a and the length of one side of the polygon is represented by l, then what would be the area of one of the smaller triangles that the shape is dissected into?
random answers will be reported
The area of one of the smaller triangles formed by dissecting a regular polygon is given by the formula A = (1/2) * a * l, where a represents the apothem and l represents the length of one side of the polygon.
In a regular polygon, the shape can be dissected into congruent triangles by connecting the center of the polygon with each vertex. Each of these triangles has a base equal to the length of one side of the polygon and a height equal to the apothem.
The formula for the area of a triangle is A = (1/2) * base * height. In this case, the base of the triangle is the length of one side of the polygon, represented by l, and the height is the apothem, represented by a. Therefore, substituting these values into the formula, we get A = (1/2) * l * a.
So, the area of one of the smaller triangles formed by dissecting the regular polygon is given by the formula A = (1/2) * a * l, where a represents the apothem and l represents the length of one side of the polygon.
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In 4 hours, a comet that is far from the sun usually travels 8,000 miles. How far will the comet travel in 10 hours?(1 point)
(blank) miles
Answer quickly please.
Worth 20 points
The distance covered by comet in 10 hours is 20,000 miles when comet was travelling at 8,000 miles in 4 hours.
In the above question, it is given that
A comet is travelling as follows
The distance covered by comet in 4 hours = 8000 miles
We need to find the distance covered by comet in 10 hours
To find that, first we'll calculate the distance covered by comet in 1 hour
The distance covered by comet in 1 hour = \(\frac{8000}{4}\) miles
Therefore, the distance covered by comet in 10 hours = \(\frac{8000 . 10 }{4}\) miles
= 20,000 miles
Hence, the distance covered by comet in 10 hours is 20,000 miles when comet was travelling at 8,000 miles in 4 hours.
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find parametric equations for the line through the point (0, 1, 1) that is perpendicular to the line x = 1 t, y = 1 − t, z = 3t and intersects this line. (use the parameter t.)
The equations that represent the line that passes through the point (0, 1, 1), is perpendicular to the line x = t, y = 1 − t, z = 3t, and intersects that line.
To find the direction vector of this line, we can take the coefficients of t from the parametric equations. The direction vector will be a vector that points in the same direction as the line. So, we have:
Direction vector of the given line = (1, -1, 3)
Now, let's find the direction vector of the line that is perpendicular to the given line. Since the two lines are perpendicular, their direction vectors will be orthogonal (i.e., their dot product will be zero).
Let the direction vector of the perpendicular line be (a, b, c). We want this direction vector to be orthogonal to the direction vector of the given line, so we have the following equation:
(1, -1, 3) · (a, b, c) = 0
The dot product of two vectors is given by the sum of the products of their corresponding components. So, we can write:
1a + (-1)b + 3c = 0
This equation represents a constraint on the direction vector of the perpendicular line. We can choose any values for a, b, and c that satisfy this equation.
Let's choose a = 1, b = 1, and c = 1 as an example. Substituting these values into the equation, we get:
1(1) + (-1)(1) + 3(1) = 0
1 - 1 + 3 = 0
3 = 0
As 3 is not equal to 0, these values do not satisfy the equation. So, let's try a different set of values.
Let's choose a = 3, b = 1, and c = 1. Substituting these values into the equation, we get:
1(3) + (-1)(1) + 3(1) = 0
3 - 1 + 3 = 0
5 = 0
As 5 is not equal to 0, these values also do not satisfy the equation. It seems that we cannot find integer values for a, b, and c that satisfy the equation.
However, we can find non-integer values that satisfy the equation. Let's choose a = 1, b = 1, and c = -2/3. Substituting these values into the equation, we get:
1(1) + (-1)(1) + 3(-2/3) = 0
1 - 1 - 2 = 0
-2 = 0
As -2 is equal to 0, these values satisfy the equation. Therefore, we can choose a = 1, b = 1, and c = -2/3 as the direction vector of the perpendicular line.
Now, we can write the parametric equations for the line that passes through the point (0, 1, 1) and is perpendicular to the given line. Let's call the parameter for these new equations u:
x = 0 + 1u
y = 1 + 1u
z = 1 - (2/3)u
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Regina buys eggs at the local supermarket. They are sold in different quantities and at different prices. The quantities and prices are shown.
Brand A: 6 eggs $1.77
Brand B: 12 eggs $3.75
Brand : 18 eggs $5.24
Brand D: 24 eggs $7.10
Assuming all the eggs are of similar quality, which decision should Regina make if she wants to get the best price per egg?
Help
Answer:
Brand C
Step-by-step explanation:
Brand A: 1.77/6=$0.30
Brand B: 3.75/12=$0.31
Brand C: 5.24/18=$0.29
Brand D: 7.10/24=$0.30
Based on the price per egg of each brand (calculated above), the best price per egg would be brand C.
QUANTO É 38-39???
E POR QUE???
Answer:
-1
Step-by-step explanation:
negative 1
30 POINTS!!
Create one equation with the distributive property and show the work to solve it.
Answer:
173
Step-by-step explanation:
6+4/8*2+(4+9)^2-3
6+4/8*2+13^2-3
6+4/8*2+169-3
6+1/2*2+169-3
6+1+169-3
173
3(x + 5)
The distributive property states that you are distributing whatever is outside the parenthesis to all terms within the parenthesis. For complex distributive questions, you will have to simplify the parenthesis first (if you can) before distributing.
In this case, the example given is 3(x + 5).
First, distribute 3 to all terms in the parenthesis by multiplication:
3(x + 5)
= (3 * x) + (3 * 5)
= 3x + 15
3x + 15 is your answer.
~
Another more complex distribute property can involve powers. Take for example:
(7x + 5)²
In this case, you will use the distributive method of FOIL, or (First, Outside, Inside, Last). Set the question:
(7x + 5)² = (7x + 5)(7x + 5)
First: 7x * 7x = 49x²
Outside: 7x * 5 = 35x
Inside: 5 * 7x = 35x
Last: 5 * 5 = 25
Next, combine like terms:
49x² + 35x + 35x + 25
49x² + (35x + 35x) + 25
49x² + (70x) + 25
49x² + 70x + 25 would be your answer.
~
A sprinkler shoots out a jet of water 6 m as it spins around. What is the area of lawn that can be watered by the sprinkler?.
Answer:
113.097 square meters
Step-by-step explanation:
First, let's take a moment to visualize the information in this problem. Assuming the sprinkler has full range of motion, this would mean the area covered by the water would form a circular shape, with the sprinkler as the center.
Using this information, we also know that the 6 m of water sprayed by the sprinkler is equal to the radius of the circle. In order to find the area of the shape, we will use the formula for the area of a circle:
A = pi(r^2)
Filling in our known radius, we have:
A = pi(6^2) = pi(36) = 113.097 square meters
Hope this helped!
15 + 6x = 3 ( x - 1 )
Answer:
x = -6
Explanation:
Julie is wrapping presents. One present has
dimensions 10 cm by 10 cm by 10 cm and the other
present has dimensions 70 mm by 90 mm by 150
mm?
Which present will take more wrapping paper?
Answer:
The present with dimensions 70 mm by 90 mm by 150 mm will take more wrapping paper.
Step-by-step explanation:
70 mm = 7 cm, 90 mm = 9 cm,
150 mm = 15 cm. From this:
\(2(7)(9) + 2(7)(15) + 2(9)(15) = 126 + 210 + 270 = 606\)
\(6( {10}^{2} ) = 6(100) = 600\)