Question

Which function represents the data in the table ?

Answer 1

D

Explanation:

X | Y

-2 -5

-1 -2

0 1

1 4

2 7

4 13

y2 -y1 =

x2 -x1 =

Pick any two points -2 - -5 = 3

-1 - -2 = 1

Each one will come out to 3/1 ..... even simplify if needed practice the others :)

Answer 2

The answer is D
f(x) = 3x + 1