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8a3+27b3+36a2b+54ab2 factorise |
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Answer» we can write this in the FORM of( a+B )3... . solution: 8a3+27b3+36a2b+54ab2 =(2a)3+(3 b)3+3.4a2.3+3.2a.9b2 = .{(a+b)3=a3+b3+3a2b+3ab2} =(2a+3b)3....ans... |
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