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If the sum of the coefficients in the expansion of $(x+y)^n$ is 1024, then the value of the greatest coefficient in the expansion is
Option: 1
356

Option: 2
252

Option: 3
210

Option: 4
120

Answers (1)

best_answer

Given $2^n=1024, \quad \therefore n=10$

$\therefore$ The greatest coefficient is ${ }^{10} C_5=252$

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vinayak

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