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The sum of the coefficients of all the even powers of x in the expansion of (2x^-3x+1)^11 is

The sum of the coefficients of all the even powers of x in the expansion of (2x^-3x+1)^11 is

Grade:12

1 Answers

Anish Singhal
askIITians Faculty 1192 Points
5 years ago
I think you have done mistake in writing expression, kindly recheck and repost.

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