Question

A function is defined by by f(x) = 5(2 - x) . What is f(-) ?

30 POINTS

Answer 1

Answer:

15

Step-by-step explanation:

f(x) = 5(2 - x)

Let x = -1

f(-1) = 5(2 -  -1)

f(-1) = 5(2 +1)

     = 5(3)

     = 15