Math, asked by saniyasohilr, 1 month ago

Prove that (a)+ (a + d) + (a + 2d) + -- + [a + (n – 1)d] = n[2a+(n-1)d] by using PMI.
I need answer urgently.

Answers

Answered by mahendrasingh0084pum

0

Answer:

the answas is (a2){dm-1}

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