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In the expansion of (1-x) 5 (1+x+x 2 +x 3 ) 4 the cofficient of x 13 is

In the expansion of (1-x)5(1+x+x2+x3)4 the cofficient of x13 is

Grade:11

1 Answers

Deepak Kumar Shringi
askIITians Faculty 4404 Points
5 years ago
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