Question

Given the polynomial function below, find F(3).

F(x) = 2x3 - 7x + 1

A. -8
B. -2
C. 34
D. 26

Answer 1

I assume you mean
\[ F(x)= 2x^3 -7x +1\]
if so, to find F(3), replace x with 3, like this
\[ F(3)= 2\cdot 3^3 - 7\cdot 3 +1\]
can you do the arithmetic? remember order of operations?