Question

The table represents the function f (x) = 5 x.

A 2-column table with 4 rows. Column 1 is labeled x with entries negative 1, 0, 1, 2. Column 2 is labeled f (x) with entries blank, 0, 5, 10.

Which value goes in the empty cell?
–51
–5
5
51

Answer 1

f(x) = 5x, so f(-1) = 5(−1) = −5. The correct choice is −5.