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Find the cube of 5a+3b |
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Answer» Answer: 125a³+27b³+ 225a²b +135ab² Step-by-step EXPLANATION: (a+b)³=a³+b³+3a²b+3ab² a=5a. ,b=3b (5a+ 3b)³ = (5a)³+(3b)³+3(5a)²(3b) +3(5a)(3b)² =. 125a³+27b³+225a²b +135ab² |
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