SOLUTION: (x+3)^3 this should be clubed. factor and give result please. i beleve that the book is wrong. it says the answer is x squared plus 6x plus 9.

Algebra ->  Expressions-with-variables -> SOLUTION: (x+3)^3 this should be clubed. factor and give result please. i beleve that the book is wrong. it says the answer is x squared plus 6x plus 9.      Log On


   

Question 70310: (x+3)^3 this should be clubed. factor and give result please. i beleve that the book is wrong. it says the answer is x squared plus 6x plus 9.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
(x+3)^3 = x^3 + 3x^2(3) + 3x(3)^2 + 3^3
=x^3 + 9x^2 27x +27
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Cheers,
Stan H.