# SOLUTION: HElp f(x)=-2x(cubed)+5x(squared)-x-1 find (a)f(-1), (b)f(0), and (c)f(2) thanks Heather

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 Question 110902: HElp f(x)=-2x(cubed)+5x(squared)-x-1 find (a)f(-1), (b)f(0), and (c)f(2) thanks Heather Answer by jim_thompson5910(33401)   (Show Source): You can put this solution on YOUR website! Lets evaluate Start with the given polynomial Plug in Evaluate to get -1 Evaluate to get 1 Multiply -2 and -1 to get 2 Multiply 5 and 1 to get 5 Now combine like terms So when , Lets evaluate Start with the given polynomial Plug in Evaluate to get 0 Evaluate to get 0 Multiply -2 and 0 to get 0 Multiply 5 and 0 to get 0 Now combine like terms Lets evaluate Start with the given polynomial Plug in Evaluate to get 8 Evaluate to get 4 Multiply -2 and 8 to get -16 Multiply 5 and 4 to get 20 Now combine like terms