Question

If f(x) = 2x + 3, what is f(–1)?

Answer 1

Answer:1

Explanation:

f(x)=2x+3

f(-1)=2(-1)+3

f(-1)=-2+3

f(-1)=1

Answer 2

Normally, sequences don't go behind 1, but let's see for this one.

f(-1) = 1

Explanation:

Let's sub for -1 in x.

f(-1) = 2(-1) + 3.

f(-1) = -2 + 3

f(-1) = 1

:)