factorize the following:

Asked by  | 26th Jun, 2011, 04:45: PM

Expert Answer:

3a3b - 243ab3 = 3ab(a2 - 81b2) = 3ab(a - 9b)(a + 9b)
(Since, x2 - y2 = (x - y)(x + y)]

Answered by  | 26th Jun, 2011, 12:28: PM

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