SOLUTION: (a+1)^3

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Question 151955: (a+1)^3
Answer by checkley77(12844) About Me  (Show Source):
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(a+1)^3
A+1
A+1 (MULTIPLY)
-----------------
A^2+A+A+1
A^2+2A+1
A+1 (MULTIPLY)
-----------------
A^3+2A^2+A+A^2+2A+1
A^3+3A^2+3A+1