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Vijay posted an Question
March 08, 2021 • 14:00 pm 30 points
  • IIT JAM
  • Mathematics (MA)

Please send the solution to the problem given in the attachment.

please send the solution to the problem given in the attachment.

2 Answer(s) Answer Now
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    Deepak singh 1 Best Answer

    Refer attachment

    cropped3275646611540659642.jpg
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    doubt

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    yes , cos(nπ) =(-1)^n is alternating . You are correct . So use leibnitz test . I have done same .

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    you can think in this way also .

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    feel free to ask again..

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    thank you Deepak sir today only I learned this. 😊

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