145k views
2 votes
If f (x) = 2x, find the output when x = -4.

User Jeff Smith
by
3.7k points

2 Answers

5 votes

Answer:

The answer is -8.

Explanation:

f(x)=2x

f(-4)=2(-4)

f(-4)=-8.

User Amitabh Ranjan
by
3.4k points
5 votes

Answer:

f(-4) = -8

Explanation:

f (x) = 2x

Let x=-4

f(-4) =2*-4

= -8

User AlexB
by
3.2k points