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Prove the following by using the principle of mathematical induction for all n∈N12⋅5+15⋅8+18⋅11+⋯+1(3n−1)(3n+2)=n(6n+4)

Answer» Prove the following by using the principle of mathematical induction for all nN

125+158+1811++1(3n1)(3n+2)=n(6n+4)


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