is this a function?

Is This A Function?

Answers

Answer 1

Answer:

yes

Step-by-step explanation:

Answer 2
yes it is a function

Related Questions

1. What is the equation of the line that is perpendicular to the line y = -2x + 12 and
passes through point (-2, 8)?
A. y = 1/2x - 7
B. y = -1/2x +7
C. y = 1/2x + 7
D. y = -1/2x - 7

Answers

I’m pretty sure it’s C.

Some help me it’s timed

Answers

Answer:

43 m. Perimeter is all the sides added together.

How many solutions does the nonlinear system of equations graphed below have?
A. Zero
B. Two
C. Four
D. One

Answers

Answer:

B. two

Step-by-step explanation:

The solution of the given graph will be one hence option (D) will be correct.

What is a graph?

A graph, which is a diagrammatic depiction of a network, describes the connection between lines and points. A graph consists of various points and the separation between two of them.

It doesn't matter how much time the lines are or where the points are located. A node is a name for each constituent in a graph.

For example to draw the equation y = 6x +9 this will draw a straight line in the coordinate geometry.

The solution of any equation is a point of intersection of a graph as we can see that the graph which is present in the question has only one intersection so there will be only one answer.

For more details about the graph

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Line p has a slope of -7/8
Line q is parallel to line p. What is the slope of line q?
Simplify your answer and write it as a proper fraction, improper fraction, or integer.

Answers

Answer:

The slope of line q is [tex]-\frac{7}{8}[/tex].

Step-by-step explanation:

We know that line p has a slope of [tex]-\frac{7}{8}[/tex], and that line p and line q are parallel. Parallel lines always have the same slope. Thus, the slope of line q must be [tex]-\frac{7}{8}[/tex] as well.  

The circumference of a steering wheel is 19.8in. What is the radius
A. 3.2
B. 1.3
Please!!!! Help!!!! this a important test
I will mark you brainliest
If i get the correct answer Please!!!!

Answers

Answer:

A. 3.2

Step-by-step explanation:

Given

Circumference (c) = 19.8 in

Radius (r) = ?

We know

2πr = c

2 * 3.14 * r = 19.8

6.28 r = 19.8

r = 19.8 / 6.28

r = 3.2 in

Hope it helps :)❤

A. 3.2 is the answer to the question

plz help, i would really appriciate it :)

Answers

Answer: [tex]x^{2} +12x+20[/tex]

Step-by-step explanation:

h(x)= (x+10)(x+2)

^ It is this way because it is so the x value will equal -10 and -2.

Now, we just distribute it. if the question does not have any points it passes through described in the problem, then it is pretty self explanatory.

x^2 + 2x+ 10x+ 20

= [tex]x^{2} +12x+20[/tex]

Answer:

f(x) = A(x - 2)(x - 10),

where A is real and A= 20.

Step-by-step explanation:

if I'm wrong I am so very sorry

If ∆ABC ∼ ∆PQR such that AB = 1.8cm and PQ = 1.6 cm, what is the ratio of the areas of ∆ABC and ∆PQR.

Answers

Answer:

81 / 64

Step-by-step explanation:

The ratio of the areas can be obtained thus :

Area of ∆ABC / Area of ∆PQR

Area of ∆ABC / Area of ∆PQR = AB² / PQ²

AB = 1.8 ; PQ = 1.6

AB² / PQ² = 1.8² / 1.6²

= 18² / 16²

= 324 / 256

= 81 / 64

Describe where the line of reflection is in this picture.

Answers

Answer:

the line is in the grass because it divides and reflects the sky and mountain.

Answer:

The line of reflection in the picture above is on the x-axis.

Step-by-step explanation:

The line of reflection is the mirror line; the line across which a figure is "flipped" and in this case, the line of reflection is on the x-axis.

Simplify 4g-6h-5g-3g+10h+6g​

Answers

Answer:

2g + 4h

Step-by-step explanation:

[tex]\text{Combine Like Terms.}\\\\\\4g-6h-5g-3g+10h+6g\\\\4g-5g-3g+6g -6h+10h\\\\\boxed{2g+4h}[/tex]

Hope this helps!

The point (-6, 4) lies on a straight line that has a gradient of -2. What is the
equation of this line?

Answers

Given:

Point on straight line = (-6,4)

Gradient = -2

To find:

The equation of the line.

Solution:

Point-slope form: If a line passes through the point [tex](x_1,y_1)[/tex] with slope m, then the equation of the line is

[tex]y-y_1=m(x-x_1)[/tex]

The line passes through the point (-6,4) with slope -2. So, the equation of the line is:

[tex]y-4=-2(x-(-6))[/tex]

[tex]y-4=-2(x+6)[/tex]

[tex]y-4=-2x-12[/tex]

Adding 4 on both sides, we get

[tex]y-4+4=-2x-12+4[/tex]

[tex]y=-2x-8[/tex]

Therefore, the equation of the line is [tex]y=-2x-8[/tex].

The graph of y = 3*:

Answers

this is the answer. this should help

calculate the surface area of the cylinder.


A. 351.9 cm²
B. 500 cm³
C. 140.4 cm²
D 301.7 cm²​

Answers

method for SA of cylinder=
2 x pi x r x h + 2 x pi x r^2


SA = 2 x pi x 4 x 10 + 2 x pi x 4^2

= 351.9 cm^2

Hope this helps!!

Write all the factors of S 35. Use commas to senarate them 。​

Answers

Answer:

All of the positive integers that can divide evenly into 35 (they are the factors) are:

 1, 5, 7, 35

All others, like 2, 3, 13, ... create a remainder that is not 0.

Now, you may (or soon will be) learning about the prime factors of 35 (not 1, and only divisible by itself and 1).  They are:

    5, 7

Step-by-step explanation:

PLEASE HELP ME WITH THIS QUESTION!

Answers

Answer:

C

Step-by-step explanation:

just fill in the x

ex. y=0.5x+14

     y=0.5(5)+14

     y=2.5+14

     y=16.5

     

the sitting and the time frame of the story the ravine

Answers

Answer

umm, wheres the question?

Step-by-step explanation:

Gavin, Harry and Isabel each earn the same monthly salary.
Each month,
Gavin saves 28% of his salary and spends the rest of his salary
3
Harry spends
of his salary and saves the rest of his salary
4
the amount of salary Isabel saves: the amount of salary she spends = 3:-
Work out who saves the most of their salary each month.
You must show how you get your answer.

Answers

Answer:

isabel saves the most of their salary each month

Step-by-step explanation:

Let us assume the Salary of Gavin, Harry & Isabel be $100

Since

Gavin saves 28%

So his saving amount is Gavin

= 28% of $100

= $28

As harry spends 3 ÷ 4 of his salary

So Harry Spenings is

= (3  ÷ 4) of $100

= $75

Now

Harry Saving is

= $100 - $75  

= $25

Also the ratio between isabel saves, and spend is 3:7

3k + 7k = 10k = 100S

 k = $10

Now

the amount of salary isabel saves

= 3k

= 3 × $10

= $30

Now

$30 > $28 > $25

i.e.

isabel Saving >  Gavin Savings > Harry Savings

Hence, isabel saves the most of their salary each month

Decrease £250 by 15% I will give you 5 stars​

Answers

Answer:

37.5

Step-by-step explanation:

10%=25

5%=12.5

Need help will give you the brainliest

Answers

Answer:18.4

Step-by-step explanation:add

Tell whether the equation has one, zero, or infinitely many solutions.
6(x - 2) +6=6x - 6

Answers

There are no solutions

A man runs at a speed of 8 m/s for 15 seconds. Calculate how far it travles.

Answers

Answer:120 meters

Step-by-step explanation:

8 × 15

Answer:

120 m

Step-by-step explanation:

Speed = 8 m/s

Distance traveled  in 1 sec = 8 m

Distance traveled in 15 sec = 8 * 15 = 120 m

A soccer ball is kicked toward the goal. The height of the ball is modeled by the function h(t) = −16t2 + 48t, where t equals the time in seconds and h(t) represents the height of the ball at time t seconds. What is the axis of symmetry, and what does it represent?

t = 3; It takes the ball 3 seconds to reach the maximum height and 3 seconds to fall back to the ground.
t = 3; It takes the ball 3 seconds to reach the maximum height and 6 seconds to fall back to the ground.
t = 1.5; It takes the ball 1.5 seconds to reach the maximum height and 3 seconds to fall back to the ground.
t = 1.5; It takes the ball 1.5 seconds to reach the maximum height and 1.5 seconds to fall back to the ground.

Answers

Answer:

The function  is a parabola of the form . The the formula for the axis of symmetry of a parabola is. So it takes 1.5 seconds to reach the maximum height and 1.5 seconds to fall back to the ground.

Answer:

D. it takes 1.5 seconds to reach the maximum height and 1.5 seconds to fall back to the ground.

Find the value of the variable. Write all answers in simplest radical form. Show your work

Answers

Answer:

x = 4.5

Step-by-step explanation:

By geometric mean theorem:

[tex] {3}^{2} = 2 \times x \\ \\ 9 = 2x \\ \\ x = \frac{9}{2} \\ \\ x = 4.5[/tex]

What is 48901x120412/12321 with a fraction of 6/9 + 29181041/21841x2912311203? It was one of my math questions couldn't find it online soooo??

Answers

4468886443222234578889953

Any help ?!?!?!?!?!??

Answers

Answer:

D)

Step-by-step explanation:

Use Pythagorean theorem,

Hypotenuse² = 16² + 8²

                      = 256 + 64

                     = 320

hypotenuse = √320 = √2*2*2*2*2*2*5 = 2*2*2√5 = 8√5

Csc Ф = Hypotenuse/opposite side

         [tex]= \frac{8\sqrt{5}}{8}\\\\=\sqrt{5}[/tex]

         

The distance to Charlotte is 60 miles more than twice the distance to Wilmington. If w represents the distance to Wilmington, which expression represents the distance to Charlotte?
60w
2w + 60
60w + 2
100w + 60

Answers

Answer:

2w + 60

Step-by-step explanation:

60 miles more than twice the distance -

2w + 60 | Multiply the distance to wilmington by two, then add 60 miles.

Vlad spent 20 minutes on his history homework and then completely solved x math problems that each took 2 minutes to complete. What is the equation that can be used to find the value of y, the total time that Vlad spent on his homework, and what are the constraints on the values of x and y?

y=2x+20; x is any integer greater than or equal to 0, and y is an integer greater than or equal to 20.
y=2x+20; x is any real number greater than or equal to 0, and y is any real number greater than or equal to 20.
y=20x+2; x is any integer greater than or equal to 0, and y is an integer greater than or equal to 20.
y=20x +2; x is any real number greater than or equal to 0, and y is any real number greater than or equal to 20.

Answers

Answer:

The answer is A. y = 2x + 20; x is any integer greater than or equal to, 0 and y is any integer greater than or equal to 20

Step-by-step explanation:

The area of a rectangle is 14 square units. It has side lengths a and b. Given the following value for a, find b. a = 2 & 1/3

Answers

Given:

The area of a rectangle = 14 square units.

The side lengths are a and b.

[tex]a=2\dfrac{1}{3}[/tex]

To find:

The value of b.

Solution:

We know that, the area of a rectangle is:

[tex]Area=Length\times Width[/tex]

The area of the given rectangle is:

[tex]14=a\times b[/tex]

[tex]14=2\dfrac{1}{3}\times b[/tex]

[tex]14=\dfrac{2(3)+1}{3}b[/tex]

[tex]14=\dfrac{6+1}{3}b[/tex]

On further simplification, we get

[tex]14=\dfrac{7}{3}b[/tex]

[tex]14\times 3=7b[/tex]

[tex]42=7b[/tex]

Divide both sides by 7.

[tex]\dfrac{42}{7}=b[/tex]

[tex]6=b[/tex]

Therefore, the value of b is 6 units.

Can some one help me please?

Answers

Answer:

3x^3-2x^2-4x+2( option A) remainder= 7

Step-by-step explanation:

If y varies inversely as x, and y = 4 when x = 16, what is the value of y when x = 8?

Answers

I suppose that the value of y equals 2, seems how 4 times 2 what equal 8 and 8 times 2 would equal 16

Quadrilateral abcd is rotated 90 degrees clockwise about the origin. What are the coordinates of A'B'C'D?

Answers

Answer:

your answer is A

Step-by-step explanation:

have a nice day!! ^_^

The coordinate of A` is (5,5) , the coordinate of B` is (5,1), the coordinate of C` is (2,1) and the coordinate D` is (1,5).

What is the coordinate of a point?

A pair of number that describes the exact position of a point on  a cartesian plane by using the horizontal and vertical lines is called the coordinate of a point. Coordinates are usually denoted by (x, y).

From the figure we can see that A` is 5 unites right of vertical line and 5 unit upward the horizontal line. So, the coordinate of A` is (5,5).

Similarly, B` is 5 unit right of vertical line and 1 unit upward the horizontal line. So, the coordinate of B` is (5,1).

C` is 2 unit right of vertical line and 1 unit upward the horizontal line. So, the coordinate of C` is (2,1).

And, D` is 1 unit right of vertical line and 5 unit upward of horizontal line. So, the coordinate of D` is (1,5).

Hence the coordinates of A`B`C`D` is (5,5), (5,1), (2,1) and (1,5) respectively.

To learn more about coordinates click here:

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