Question

If `f(x)=x^2-5x+1`, then `f(-3)` is __?

A. `-5`
B. `10`
C. `25`
D. `-3`

Answer 1

C `25`

Explanation:

As `f(x)=x^2-5x+1`

`f(-3)=(-3)^2-5xx(-3)+1`

= `9-(-15)+1`

= `9+15+1`

= `25`

Hence, answer is C