find the value of (2a + 3b) ^ 3
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Answer :-
(2a+3b)^3 = 2a^3 + 3b^3+ 3(2a)(3b)(2a+3b)
= 8a^3+27b^3+18ab(2a+3b)
= 8a^3+27b^3+36a^2b +54ab^2
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