Question

How do you use synthetic substitution to find `P(x) = 4x^3-12x-2` for `x=5`?

Answer 1

`P(x=5)=438`

Explanation:

Given -

`P(x)=4x^3-12x-2`

`P(x=5)=4(5^3)-12(5)-2=500-60-2=438`

`P(x=5)=438`