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Elanso [62]
3 years ago
9

2) Does the mapping diagram show a function?*

Mathematics
1 answer:
Gekata [30.6K]3 years ago
3 0

Answer:

No

Step-by-step explanation:

In order for it to be a function, every input (x values on the left) needs to be paired with only 1 output (y values on the right). Notice that 1 is paired with both 2 and 4.  This means it is not a function, but it is paired with two different values.

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What is the answer please
just olya [345]

Answer:

RVS is equal to 180 - 26 degrees, or 154 degrees.

Bonus: I assume the next part of the question asks you to solve for x, where x is equal to that angle.  If so, then the answer is 15:

154 = 10x + 4

150 = 10x

x = 15

3 0
3 years ago
Find the slope if it exists, of the line containing the pair (3,4) and (3,-7)
borishaifa [10]
So you've got a cartesian plane, right? There are two coordinates here. Plot the first one ((3.4)) first. the '3' is on the x axis and the '4' is on the y axis. Go 3 across until you get to 3. and then go 4 up. Put a dot there.
Next, also plot the second one. To do this, go to 3 on the x axis, and then go down until you get to -7 on the y axis. Plot your point with a dot. Then, join the dots up, and hopefully, it'll be a linear relationship! 
5 0
3 years ago
Read 2 more answers
Identify the vertex and the axis of symmetry of the parabola. <br><br> HELP PLEASE!!!
jeka94

We know that the graph goes in units of 1.

We know that the roots are -1 and 4. (Just assume it's accurate and not off by 0.0000000001.)


We can set it up as an equation: -1(x+1)(x-4) = y (I added -1 because there are two parabolas that go through those points on the x-axis, and since this parabola is facing down, I must add a negative a value.


Then multiply (F.O.I.L. - First, Outer, Inner, Last)


x^2 -4x + x - 4 = -(x^2 - 3x - 4) = -x^2 + 3x + 4


Then using -(b/2a) solve for vertex: -(3/-2) = 3/2


Plug 3/2 back into the equation.

-(3/2)^2 + 3(3/2) + 4 = -9/4 + (9/2) + 4 = 25/4


The vertex would be: (3/2, 25/4)

Axis of symmetry would be: x = 3/2

8 0
4 years ago
A side length of a regular hexagon is 14 inches. What is the perimeter of the hexagon?
VikaD [51]

Answer:

84 inches

Step-by-step explanation:

A regular hexagon has 6 sides where all 6 sides are congruent meaning that each side is 14 inches.

Hence:

14*6=84

In Conclusion:

The perimeter of the hexagon is 84 inches.

Hope this helps!

5 0
3 years ago
Read 2 more answers
Ralph is an electrician. He charges an initial fee of $24, plus $24 per hour. If Ralph earned $144 on a job, how long did the jo
MakcuM [25]
24+24x=144
24x=120
x= 5 hours. As a result, the job take 5 hours. Hope it help!
5 0
3 years ago
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