Question

PLEASE HELP! SO CONFUSED!
Use synthetic substitution to evaluate P(x) = x3 + 3x2 - 6 for x = -1.
P(-1) =

Answer 1

for this one it is much easier to compute directly then by synthetic division

Answer 2

\[P(-1)=(-1)^3+3(-1)^2-6=-1+3-6=-4\]

Answer 3

What is p was equal to 5?