please solve this question its urgent try to urgent solve each question everyone especially 10 to 12 and not only this who know this can solve please
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Co-efficient of Y is 50 according to my calculations..
Step-by-step explanation:
In first step, the formula of binomal expansion is applied. In second step, the brackets are multiplied and the powers are cancelled.. After cancellation,the power of Y is left with 1 according to the question.
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