Answer:
answer is D
Step-by-step explanation:
5(-2) + y = 1 5(1) + y = 1 5(6) + y = 1
-10 + y = 1 5 + y = 1 30 + y = 1
y - 10 = 1 y + 5 = 1 y + 30 = 1
y = 11 y = -4 y= -29
The corresponding range function 5x + y=1 which has the domain (-2, 1, 6) will be option (D) {11,-4,-29}
Corresponding rangeA function is a correspondence or rule that assigns to each element in one set, called the domain D, exactly one element from a second set, called the range R.
How to solve this problem?The Steps are as follow:
GivenFunction = 5x + y = 1
domain = (-2 , 1, 6)
Corresponding range = ?
According to subject x ∈ {-2,1,6}So we will put the value of x as -2 ,1, 6 in function to find corresponding range which will be as follow:let x = -2
∴ 5x + y =1
∴ 5(-2) + y =1
∴ -10 + y =1
∴ y = 11
x = 1
∴ 5x + y = 1
∴ 5(1) + y = 1
∴ 5 + y = 1
∴ y = -4
x = 6
∴ 5x + y =1
∴ 5(6) + y = 1
∴ 30 + y =1
∴ y = -29
So the corresponding range function 5x + y=1 which has the domain (-2, 1, 6) will be option (D) {11,-4,-29}
Learn more about corresponding range here:
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What is the image point of (2,8) after a translation left 3 units and up 1 unit?
Answer:
(- 1, 9 )
Step-by-step explanation:
A translation of 3 units left, subtract 3 from the original x- coordinate
A translation of 1 unit up, add 1 to the original y- coordinate.
The rule is (x, y ) → (x - 3, y + 1 ), thus
(2, 8 ) → (2 - 3, 8 + 1 ) → (- 1, 9 )
The image point of (2,8) is (-1,9).
What is the image point?The term P', which is pronounced "P prime," is used to refer to the reflection of point P across the line, which is considered to be the "image" of point P.
Given point is (2,8).
And the translation is left 3 unit and up 1units of the point (2,8)
By increasing or decreasing the output or the input, you may change the direction of the function's graph to the right, left, up, or down. A function's output can be increased to shift the graph up. The graph is shifted downward when a function's output is subtracted from.
That means -3 and +1 respectively.
Now the image point of (2,8)
= (2-3, 8+1)
= (-1, 9)
Therefore, the image point is (-1,9).
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Simplify: (1-sin^2 x)/(1+tan^2 x)
Answer:
[tex]cos^{4}[/tex] x
Step-by-step explanation:
Using the trigonometric identities
1 + tan²x = sec²x and 1 - sin²x = cos²x
secx = [tex]\frac{1}{cosx}[/tex]
Given
[tex]\frac{1-sin^2x}{1+tan^2x}[/tex]
= [tex]\frac{cos^2x}{sec^2x}[/tex]
= [tex]\frac{cos^2x}{\frac{1}{cos^2x} }[/tex]
= cos²x × cos²x
= [tex]cos^{4}[/tex] x
Mike had 116 dollars to spend on 8 books. After buying them he had 12 dollars. How much did each book cost?
Answer:
each book costs $13
Step-by-step explanation:
Let the cost of each book be $x
cost of buying 8 books = $8x
It is given that with an original amount of $116, after buying 8 books, he had $12 left over. Hence,
$8x + $12 = $116 (dropping the $ signs)
8x + 12 = 116
8x = 116 - 12
8x = 104
x = 13 (each book costs $13)
Answer:
he possibly spent $13 on order to end up with $12 left.
Step-by-step explanation:
1) look. at the number 116 you can use a calculator.
2) if 14 only leaves you with nothing you take it away
3) add 13 + 8X that should give you 104
4). substract 116-104 your total should be $12
I hope I helped you.
Colleen divided integer “a” by -6 and got six. Then she divided six by integer B and got -3. Find the quotient of integer a and integer b
Answer: [tex]\frac{a}{b}= 18[/tex]
Step-by-step explanation:
You know that the quotient Colleen got when she divided an integer “a” by -6 was 6. This can be expressed as:
[tex]\frac{a}{-6}=6[/tex]
Then, you can find that integer solving for "a":
[tex]a=(6)(-6)\\\\a=-36[/tex]
The quotient Colleen got when she divided 6 by an integer “b” was -3. This can be expressed as:
[tex]\frac{6}{b}=-3[/tex]
Therefore, you can find that integer solving for "b":
[tex]6=(-3)(b)\\\\\frac{6}{-3}=b\\\\b=-2[/tex]
Knowing the values of "a" and "b", you can divide these integers in order to find the quotient between thenm
[tex]\frac{a}{b}=\frac{-36}{-2}}= 18[/tex]
Answer:
You know that the quotient Colleen got when she divided an integer “a” by -6 was 6.
Step-by-step explanation:
the other person is correct
3,486÷ 2=n
please show work so I can understand it
Hello!
3,486 / 2 = n
n = 1743
work:
you simply divide 3,486 by 2
if you divide each number by two (right to left)
6 / 2 = 3
8 / 2 = 4
4 / 2 = 2
3 / 2 = 1.5
since there is a decimal in this, multiply it by 10 and add it to the number before. this number will go on the right side of the total
1.5 * 10 =15
15 + 2 = 17
17 4 3 are the final numbers in order. put them together and you have 1743
(this is my personal way of doing it, but there are plenty more ways to do it)
I hope this helps, and have a nice day!
Which of the following deductions are you most likely to see on
your pay stub?
Health insurance deduction.
Office cupcake deduction.
Social Security deduction.
Municipal tax deduction,
Answer:
Health insurance deductionSocial Security deduction.Step-by-step explanation:
Rarely does the payroll office want to get involved in minor in-office expenses, such as coffee, donuts, or cupcakes. Perhaps more rarely, will a municipality impose a payroll tax.
However, it is quite common to see health insurance costs and Social Security taxes deducted from gross pay.
write an algebraic expression to represent the following verbal expression
the cube of the difference of a number and 43.
A. x cubed - 43 cubed
B. (x-43) cubed
C. (43-x) cubed
D. (x+43) cubed
i already know C is incorrect
Round the number 936,949 to the nearest hundred
acme movers charges $150 plus $30 per hour to move household goods across town. hanks movers charges $55 per hour. for what lengths of time does it cost less to hire banks movers?
Answer:
For the length of time less than 6 hours cost less to hire Hanks movers
Step-by-step explanation:
Let
x -----> the time in hours
y ----> the total cost in dollars
we know that
Acme movers
[tex]y=30x+150[/tex] ----> equation A
Hanks movers
[tex]y=55x[/tex] ----> equation B
Equate equation A and equation B and solve for x
[tex]55x=30x+150[/tex]
[tex]55x-30x=150[/tex]
[tex]25x=150[/tex]
[tex]x=6\ hours[/tex]
That means-----> For x= 6 hours The cost in both companies is the same
Verify
For x=6 hours
Acme movers
[tex]y=30(6)+150=\$330[/tex]
Hanks movers
[tex]y=55(6)=\$330[/tex]
If x < 6 hours ----> It cost less to hire Hanks movers
If x > 6 hours ----> It cost less to hire Acme movers
therefore
For the length of time less than 6 hours cost less to hire Hanks movers
I need help please?!!!
Answer:
-31
Step-by-step explanation:
You subtract a positive minus a negative and keep the sign of the larger number, in this case being 78.
Simplify the expression where possible. (-4x^2)^2
Answer:
16x^4 is your answer
Step-by-step explanation:
A circular region with a 15-mile diameter has a population density of about 5000 people per square mile. Find the radius of the region
Anything helps thank you!!<3
Answer:
Radius = Diameter / 2
Therefore Radius = 15 / 2 = 7.5 miles
Step-by-step explanation:
What is the approximate value of the square root of 8 to the nearest tenth?
Answer:
8.0
Step-by-step explanation:
8.0 cause you move it over one place value which would be your tenth place
What number should both sides of the following equation be multiplied by to solve for x?
x/4.5 = 6
4
4.5
6
Answer:
The answer is 4.5
Step-by-step explanation:
Cartridge Price Printed Pages
Cartridge A $36.00 300
Cartridge B $67.50 450
Cartridge C $70.00 500
Cartridge D $66.00 600
Cartridge E $84.50 650
The prices of several inkjet cartridges and an estimate for the number of pages each will print are shown in the table. Based on the unit price per page, how much more will it cost to print a page using the MOST EXPENSIVE cartridge than using the LEAST EXPENSIVE cartridge?
A) 4¢
B) 7¢
C) 8¢
D) 10¢
Answer:
It will cost 4 cents to print a page using the MOST EXPENSIVE cartridge than using the LEAST EXPENSIVE cartridge .
Step-by-step explanation:
Cartridge Price Printed Pages
Cartridge A $36.00 300
Cartridge B $67.50 450
Cartridge C $70.00 500
Cartridge D $66.00 600
Cartridge E $84.50 650
Cost of printing 300 pages with Cartridge A = $36
Cost of printing 1 page with Cartridge A = [tex]\frac{36}{300}=0.12[/tex]
Cost of printing 450 pages with Cartridge B = $67.50
Cost of printing 1 page with Cartridge B= [tex]\frac{67.50}{450}=0.15[/tex]
Cost of printing 500 pages with Cartridge C = $70
Cost of printing 1 page with Cartridge C = [tex]\frac{70}{500}=0.14[/tex]
Cost of printing 600 pages with Cartridge D = $66
Cost of printing 1 page with Cartridge D = [tex]\frac{66}{600}=0.11[/tex]
Cost of printing 650 pages with Cartridge D = $84.50
Cost of printing 1 page with Cartridge D = [tex]\frac{84.50}{650}=0.13[/tex]
Based on the unit price per page most expensive cartridge B and least expensive cartridge is Cartridge D.
So, Difference between the unit price of most expensive cartridge B and least expensive cartridge is Cartridge D = $0.15-$0.11 = $0.04
$1 = 100 cents
$0.04 = 4 cents
Hence it will cost 4 cents to print a page using the MOST EXPENSIVE cartridge than using the LEAST EXPENSIVE cartridge .
The sum of two consecutive integers is −85 . Find the two integers.
Answer:
-42 + -43
-40 + -40= -80
-2 + -3= -5
Let f be the function defined by f(x)=ax^2+bx+2/2x^2−8, where a and b are constants. The graph of f has a horizontal asymptote at y=3, and f has a removable discontinuity at x=2. What is the value of b?
Answer:
The value of b is -13
Step-by-step explanation:
* Lets explain how to find a and b
- In any rational function f(x), if the degree of the denominator =
the degree of the numerator, then there is a horizontal asymptote
at y = coefficient of higher x of the numerator ÷ coefficient of higher
x of the denominator
- Removable discontinuity means the numerator and denominator of
the rational function have common factor will reduce when we
simplify the fraction
- Discontinuity occurs when a number is both a zero of the numerator
and denominator
* Lets solve the problem
∵ [tex]f(x)=\frac{ax^{2}+bx+2}{2x^{2}-8}[/tex]
∵ The degree of numerator and denominator is 2
∵ The coefficient of x² in the numerator is a
∵ The coefficient of x² in the denominator is 2
∴ The horizontal asymptote is at [tex]y=\frac{a}{2}[/tex]
∵ The graph of f has a horizontal asymptote at y = 3
∴ [tex]\frac{a}{2}=3[/tex]
- By using cross multiplication
∴ a = 6
∴ [tex]f(x)=\frac{6x^{2}+bx+2}{2x^{2}-8}[/tex]
∵ The function f has a removable discontinuity at x = 2
∵ Discontinuity occurs when a number is both a zero of the numerator
and denominator
∴ 2 is a zero of the numerator
∴ 6x² + bx + 2 = 0 at x = 2
- Substitute x by 2 to find b
∴ 6(2)² + b(2) + 2 = 0
∴ 6(4) + 2b + 2 = 0
∴ 24 + 2b + 2 = 0
∴ 26 + 2b = 0
- Subtract 26 from both sides
∴ 2b = -26
- Divide both sides by 2
∴ b = -13
b = -13
Step-by-step explanation:
Given :
[tex]\rm f(x) = \dfrac{ax^2+bx+2}{2x^2-8}[/tex] ----- (1)
The graph of f has a horizontal asymptote at y = 3 and f has a removable discontinuity at x = 2.
Solution :
Horizontal assymptote is
[tex]y = \dfrac{a}{2}[/tex]
because in equation (1) coefficient of [tex]x^2[/tex] is 'a' is in numerator and '2' is in denomenator.
So,
a = 6
Now equation (1) becomes,
[tex]\rm f(x) = \dfrac{6x^2+bx+2}{2x^2-8}[/tex] ------ (2)
Given that discontinuity at x = 2, so denomenator of equation (2) is zero at x = 2. Therefore
[tex]\rm 6x^2 + bx + 2 = 0[/tex]
[tex]6(2^2) + 2b +2 = 0[/tex]
-26 = 2b
b = -13
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It takes a boy 20 minutes to mow the lawn, but his sister can mow it in 60 minutes. How long would it take them to mow the lawn if they worked together, using two lawn mowers?
Answer:
40
Step-by-step explanation:
because am smart and i said so
The temperature drops 28°. After the drop, the thermometer reads 48°. Which integer represents the number of degrees the temperature drops?
Answer: The answer is -28
Step-by-step explanation:
Trust me
Final answer:
The integer representing the temperature drop of 28°, leaving the thermometer at 48°, is -28. The original temperature before the drop was 76°.
Explanation:
The integer that represents the number of degrees the temperature drops when the temperature drops 28° and the thermometer reads 48° afterwards is -28. To find this, we use the final temperature (48°) and add the temperature drop (28°) to determine the original temperature. However, since it is a temperature drop, we have to add a negative sign to the drop, making it -28°. Therefore, the original temperature was 48° + 28° = 76°. The decrease in temperature is represented by the negative integer -28°.
write a expression the product of eght and seven less than a number
Answer:
Step-by-step explanation:
The question says that you are multiplying 8 and something together. So to start with, it looks like this.
8*something.
Now you have to get 7 less a number which is 7 - x
So something is 7 - x
8(7 - x) is your answer.
Which pipe configuration can deliver more water to
residents, one 8-cm pipe or two 4-cm pipes? Show your
work and explain your reasoning.
4 cm
8 cm
4 cm
Answer: One 8-cm pipe (Its is greater than the total area of of two 4-cm pipes)
Step-by-step explanation:
The area of a circle can be calculate with this formula:
[tex]A=\pi r^2[/tex]
Where "r" is the radius of the circle.
We need to calculate the area of 8-cm pipe. In this case:
[tex]r=8cm[/tex]
Then, substituting the radius into the formula, we get:
[tex]A=\pi (8cm)^2\\\\A=201.06cm^2[/tex]
Now we must calculate the area of the two 4-cm pipes.
Since they are two pipes, the formula is:
[tex]A=2\pi r^2[/tex]
In this case:
[tex]r=4cm[/tex]
Then, substituting into the formula, we get:
[tex]A=2\pi (4cm)^2\\\\A=100.53cm^2[/tex]
Therefore, since the area of one 8-cm pipe is greater than the total area of of two 4-cm pipes, we conclude that the pipe configuration that can deliver more water to residents is:
One 8-cm pipe
PLEASE HELP!!!
The question is above^ or below I don’t know lol
Answer:
C I think
Step-by-step explanation:
Supplementary angles are angles that equal 180 degrees. So, we have 71 degrees. Subtract 180-71= 109. That is how I figured it out. Forgive me in advance if it is wrong.
Hope this helps!!!
Brady
Use the Distributive Property and mental math to find the product. 5(8.9) 40.5 44.5 40 45
To use the distributive property and mental math to find 5 times 8.9, break down 8.9 into 8 and 0.9, multiply each by 5, and sum the products to get 44.5.
The solution obtained is,
To find the product of 5 and 8.9 using the distributive property and mental math, we can break down 8.9 into 8 and 0.9 for easier multiplication. Thus, 5(8 + 0.9) = (5 × 8) + (5 ×0.9). Calculating each part separately, we get 40 and 4.5. Finally, by adding these two products together, we find that 5(8.9) equals 40 + 4.5, which is 44.5.
how do you solve for 6y - 8= 2 (3y -4)
Answer:
Infinte solutions
Step-by-step explanation:
First you have to do the multiplication
6y - 8 = 6y - 8
since both sides are equal it means that the equation has infinte solutions, because if you keep solving you will get
6y - 6y = -8 + 8
0 = 0
( I'm confused please answer fast )
There are 32 fish tanks in a pet store and no more than 18 fish in each tank. What is the greatest possible number of fish in the store?
( Please let me know )
Answer:
Greatest possible number of fish = 576 fish.
Step-by-step explanation:
If there cannot be no more than 18 fish in each tank, then this means that the maximum amount of fish (or greatest amount of fish) is 18 PER tank (since it says "each").
With this knowledge, we can multiply 18 by 32 and we get 576 as our answer.
We are asked for the greatest possible number of fish, so what we have done here is used the information provided (with the maximum for each tank being 18 fish) and multiplied it by 32 to get 576 fish.
Answer:
576
Step-by-step explanation:
The MAXIMUM amount of fish per tank is detailed as 18, as there cannot be any more than it per tank.
We have 32 fish tanks in total, and if we wish to find the maximum fish capacity, simply multiply 32 by 18, and we will get our answer to be 576 fish!
A city water tank holds 20 gallons of water. A technician empties 25% of the tank. How many more gallons of water must be removed from the tank so that it has of the water that it started with?
The technician must remove _______ more gallons of water for the tank to have of the water that it started with.
More gallons of water in the tank have 2/5 water in it
Factor this expression. x2 + 9x + 8 A. (x - 4)(x + 2) B. (x - 4)(x - 2) C. (x + 8)(x - 1) D. (x + 8)(x + 1)
Option D
Answer:
The factors of [tex]x^{2} + 9 x + 8[/tex] is (x + 8)(x +1)
Solution:
From question, given that [tex]x^{2} + 9x + 8[/tex]
To factorise the given equation, follow the below steps:
9x can be rewritten as 8x + 1x. Hence the above given equation becomes,
[tex]x^{2} + 9x + 8 = x^{2} + 8x + 1x + 8[/tex]
Rearranging the terms, we get
[tex]= x^{2} + 1x + 8x + 8[/tex]
Taking x as common from first two terms and 8 as common from last two terms, the above equation becomes,
= x(x+1)+8(x+1)
Since (x +1) is common in both the terms, we get
= (x +1)(x+8)
Hence the factors of [tex]x^{2} + 9x + 8[/tex] is (x + 8)(x +1)
Answer:
D
Step-by-step explanation:
Help me please and thank you
Answer:.964
Step-by-step explanation:
Factor the trinomial (
If the expression is not a factorable using integers enter prime)
A^+4a+12
Answer:
Prime.
Step-by-step explanation:
A^2+4a+12
Not factorable.
Jared and Zach are practicing their free throws. Jared attempted x shots and made 75% of them. Zach attempted 10 more shots than Jared did and made 80% of them. Together, they made a total of 101 shots. Which equation represents this situation?
Select the correct answer.
A. 0.75x = 0.8(x + 10)
B. 0.75(x + 10) + 0.8x = 101
C. 0.75x + 0.8x + 10 = 101
D. 0.75x + 0.8(x + 10) = 101
Answer:
its d trust me
Step-by-step explanation:
Answer:
0.75x + 0.8(x + 10) = 101
Step-by-step explanation:
Write an expression to represent the number of shots each one made.
Jared attempted x shots and made 75% of them, or 0.75x.
Zach attempted 10 more shots than Jared did, which is represented as x + 10. He made 80% of them, or 0.8(x + 10).
Together, they made 101 shots. So, add the two expressions and set the sum equal to 101:
0.75x + 0.8(x + 10) = 101.