Question

Help needed will medal an fan :) :) Question below

Answer 1

State whether the relationship between the variables in the table is a direct variation, an inverse variation, or neither. If it is a direct or inverse variation, write a function to model it.

Answer 2

What do you think it is, and why?

Answer 3

I don't know to be honest with you I don't understand any of this stuff ive been working on

Answer 4

Use that to help you. Based off of that picture, what can you determine/assume now?

Answer 5

that it is a direct variation

Answer 6

Is it though? You have (20, 20) as well. All of the other things are able to be divided/multiplied by 3 except that one.

Answer 7

darn it was supposed to be 20,60 not 20,20

Answer 8

Okay, then yes, it would be direct variation. Can you tell my why you think so though?

Answer 9

because each x value can be multiplied by 3 to get the y value.

Answer 10

This is a direct variation, because as x&y increases

Answer 11

Correct @SnowCrystal :)

And @DogzCatz That isn't always correct. You can have (2, 4), (3, 9), (4, 16) and it wouldn't be direct.

Answer 12

thanks :)

Answer 13

there are always expections, but in this case