The value of the expression `(sum_(r=0)^10 ^10 C_r)(sum_(k=0)^10 (-1)^k (^10 C_k)/2^k)` is :
253 views · Published 12 October 2018 · 7:13 · Indexed 4 October 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW The value of the expression `(sum_(r=0)^10 ^10 C_r)(sum_(k=0)^10 (-1)^k (^10 C_k)/2^k)` is :
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