Math, asked by usmanmohammadkazi, 20 days ago

Evaluate: 'sum_(gamma=1)^(n)(r 1)(gamma-1)'​

Attachments:

Answers

Answered by imranjadoon575
0

Answer:

Statement -2: n∑r=0(-1)rnCrr+1=1n+1. Statement-2: n∑r=0(-1)rnCrr+1xr=1(n+1)x{1-(1 -x)n+1}.

Similar questions