Math, asked by nusaibamyreen, 2 months ago

The coefficient of x^2 in the binomial expansion of (1+ 2/5 x)^n, where n is a positive integer, is 1.6.
a Find the value of n.
b Use your value of n to find the coefficient of x^4 in the expansion.
(pls solve using the binomial theorem formula)

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Answered by shiva143525

1

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wish you a happy new year

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