SOLUTION: Is this correct?
A^3-1
a-1
I had:
(a-1)(a-1)(a-1)
a-1
= (a-1)2
Is this right?
Thanks!
Algebra.Com
Question 607499: Is this correct?
A^3-1
a-1
I had:
(a-1)(a-1)(a-1)
a-1
= (a-1)2
Is this right?
Thanks!
Answer by nerdybill(7384) (Show Source): You can put this solution on YOUR website!
Apply the special factoring case of "difference of cubes":
.
Looking at the numerator:
.
so, now we can rewrite:
as:
canceling like-terms:
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