George Lifin Rell posted an Question
March 20, 2021 • 23:35 pm 30 points
  • IIT JAM
  • Mathematics (MA)

Plz explain the last two steps.

Define, t, = an t an+1t a,+ 2 5.(6) Ge taking both sides,we get n=1 h 2a, +an+1t an+ 2 n=1 n=1 Oo OO h-a, a,+a+1t 24n+2 n=1 n=1 n=1 n=1 h-a,+ an-a +2a,-a-a2 n=1 n=1 n=1 n=1

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    Deepak singh 1 Best Answer

    Refer attached in this way , last two steps came .

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