The value of `sum_(r=0)^(n-1)^n C_r//(^n C_r+^n C_(r+1))` equals a. `n+1` b. `n//2` c. ...
388 views · Published 22 September 2017 · 2:28 · Indexed 21 October 2026
Channel: Doubtnut · 2017 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW The value of `sum_(r=0)^(n-1)^n C_r//(^n C_r+^n C_(r+1))` equals a. `n+1` b. `n//2` c. `n+2` d. none of these
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