what is
Asked by
| 11th Dec, 2009,
06:24: PM
Expert Answer:
(a+b)3 _ (a-b)3 = a3+b3+3ab(a+b) -a3+b3 +3ab(a-b)
=2b3+6a2b
Answered by
| 12th Dec, 2009,
05:51: PM
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