Question

A function is defined by f(x) = 5(2-x). What is f(-1)?
o 5
o 5
O 15
O 53

Answer 1

the answer is 15

Explanation:

f(x)=5(2-x)

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

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

f(-1)=5(3)

f(-1)=15