SOLUTION: Evaluate the expression for the value of the variable(s) -2x^3-x^2+5x+2; x=-3 Here is what I have gotten so far. -2(-3)^3-(-3)^2+5(-3)+2 I got stuck after this.. I don't kn

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Question 342438: Evaluate the expression for the value of the variable(s)
-2x^3-x^2+5x+2; x=-3
Here is what I have gotten so far.
-2(-3)^3-(-3)^2+5(-3)+2
I got stuck after this.. I don't know what to do next.... Please Help.

Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!
Start with the given expression.


Plug in .


Cube to get .


Square to get .


Multiply and to get .


Multiply and to get .


Combine like terms.


So when


If you need more help, email me at jim_thompson5910@hotmail.com

Also, feel free to check out my tutoring website

Jim

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