Math, asked by saniyasohilr, 1 month ago

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

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Answered by binduraju27

2

Answer:

shall I answer tomorrow?

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