Question

How do you evaluate the function `F(x) = 2x^3-x^2-4x+9` for `x=3`?

Answer 1

`F(3)=4`

Explanation:

Substitute `x=3` into the function to obtain

`F(3)=2(3^3)-3^2-4(3)+9`

`=16-9-12+9`

`=4`