Solve.
Find the coefficient of :
c) x2 in
Kindly refer to the link for similar
https://www.meritnation.com/ask-answer/question/find-the-coefficient-of-x2-in-the-expansion-of-how-to-obtain/binomial-theorem/7011374
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https://www.meritnation.com/ask-answer/question/find-the-coefficient-of-x2-in-the-expansion-of-how-to-obtain/binomial-theorem/7011374
Regards