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Find the value of (5a+3b) |
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Answer» > 5A+3b Cubing, we get =(5a+3b)
We know, (a+b) 3 =a 3 +b 3 +3A 2 b+3ab 2
Thus, (5a+3b) 3 =(5a) 3 +(3b) 3 +3(5a) 2 (3b)+3(5a)(3b) 2
=125a 3 +27b 3 +225a 2 b+135ab 2
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