SOLUTION: Find the indicated value of the polynomial. R(x) = x^3 + x^2, R(–1)

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Find the indicated value of the polynomial. R(x) = x^3 + x^2, R(–1)      Log On


   

Question 157983: Find the indicated value of the polynomial.
R(x) = x^3 + x^2, R(–1)
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
R%28x%29=x%5E3+%2B+x%5E2 Start with the given equation.


R%28-1%29=%28-1%29%5E3+%2B+%28-1%29%5E2 Plug in x=-1.


R%28-1%29=-1%2B%28-1%29%5E2 Cube -1 to get -1.


R%28-1%29=-1%2B1 Square -1 to get 1.


R%28-1%29=0 Combine like terms.