Question

Evaluate f(t)=-2t2+ 1 for f(-3).

Answer 1

7

Explanation:

First, plug-in f(-3) into t in the function:

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

Second, multiply -2 and -3 to get 6:

`f(-3)=-2(-3)+1`⇒
`f(-3)=6+1`

Third, add 6 and 1 to get your answer:

`f(-3)= 6+1`⇒
`f(-3)=7`