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Prove that (a+b) whole square =asquare +bquare + 2ab |
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Answer» To prove : (a+b)² = a²+ b²+ 2ab LHS: =(a+b)×(a+b) =a²+ ab+ ba+ b² =a²+ b²+ 2ab LHS = RHS Hence proved. To prove : (a+b)² = a²+ b²+ 2ab LHS:=(a+b)×(a+b)=a²+ ab+ ba+ b²=a²+ b²+ 2abLHS = RHSHence proved. |
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