Question

Study the table below.

x f(x)
–7 –14
0 0
5 10
8 16



Label the table as proportional or non-proportional.

Explain your reasoning.

Answer 1

The table is proportional because F(x) is found by multiply x by 2.

-7 x 2 = -14

0 x 2 = 0

5 x 2 = 10

8 x 2 = 16