SOLUTION: Can someone help me? Evaluate the polnomial for the given value of x. X=-3 2x^3+5x^2-x+40

Algebra ->  Distributive-associative-commutative-properties -> SOLUTION: Can someone help me? Evaluate the polnomial for the given value of x. X=-3 2x^3+5x^2-x+40       Log On


   

Question 233359: Can someone help me?
Evaluate the polnomial for the given value of x. X=-3
2x^3+5x^2-x+40

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Evaluate the polnomial for the given value of x. X=-3
2x^3+5x^2-x+40
-----------------
Sub -3 for x
= 2*(-3)^3 + 5*(-3)^2 - (-3) + 40
= -54 + 45 + 3 + 40
= 34