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Why do we use x=1 (and not any other value for x) for finding the sum of binomial coefficients?

Why do we use x=1 (and not any other value for x) for finding the sum of binomial coefficients?

Grade:12

2 Answers

Nishant Vora IIT Patna
askIITians Faculty 2467 Points
6 years ago
because we dnt want any variables to be present when u addbinomial coefficients
Sourabh Singh IIT Patna
askIITians Faculty 2104 Points
6 years ago
because we need the coefficients only and anything apart from 1 will not be neglected as it will increase the the value of coefficients

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