Question

13

=
Which of the following represent functions that have the same rate of change?
A. y = 1
х
1
2
3
4
OB
у
-2
-2
-2
-2
х
1
2
3
4
C.
у
-2
-4
-6
-8
O D.y = 2x

Answer 1

A & B

Explanation:

You find the rate of change by taking the change in y over the change in x. If you look at A, you'll quickly realize there is no change in y as x increases. If you look at B the same is true, as x increases y stays the same.