I want the answer of 10th question sir

I want the answer of 10th question sir of general term In the expansion of Find the term In the expansion of (x — 2y)Æ, the term in the expansion of 91 End middle terms m the expansions of 6 3 In the expansion of I + a r. prove that ccrificients of a' equal tn npansion of : 3 r -S. n and that the cc.•fficxent off in the enpa Mon of twice the expansion of (l Fmd value of m for which the coefficient of in the Etampie• term the

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