Question

please answer these questions i really need to do well on a test

Answer 1

Answer:

19

Step-by-step explanation:

f(x) = 2x^2 + 1

Substituting (-3) in the place of x, we get

= 2 x (-3)^2 + 1

= 2 x 9 + 1

= 18 + 1

= 19