Question

To find the rate of change of the function, Kevin did the following:
1-(-1)
2-25
1
What was Kevin's mistake?
A. He incorrectly chose (-1, 2.5) as a point on the graph.
B.He incorrectly chose (0.2) as a point on the graph.
C.He mixed up the numerator and the denominator of the fraction.
D.He subtracted -1 from O when he should have added -1 to 0.​

Answer 1

Answer:

I cant understand anything