SOLUTION: given f(x)= -x^3+2x^2-2x-2, find f(-2) and f(0)

Question 107813: given f(x)= -x^3+2x^2-2x-2, find f(-2) and f(0)
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Lets evaluate

Start with the given polynomial

Plug in

Evaluate to get -8

Evaluate to get 4

Multiply 2 and 4 to get 8

Multiply -2 and -2 to get 4

Now combine like terms

So when ,

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Now 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 -2 and 0 to get 0

Now combine like terms

So when ,
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