Home
Class 12
MATHS
sum(r=0)^(n-1)(C(r))/(C(r)+C(r+1))=...

sum_(r=0)^(n-1)(C_(r))/(C_(r)+C_(r+1))=

Promotional Banner

Similar Questions

Explore conceptually related problems

The value of sum_(r=0)^(n-1)(nC_(r))/(nC_(r)+^(n)C_(r+1)) is eqaul to

The value of sum_(r=1)^(10)r(n C_(r))/(n C_(r-1)) =

The vaule of sum_(r=0)^(n-1) (""^(C_(r))/(""^(n)C_(r) + ""^(n)C_(r +1)) is equal to

The vaule of sum_(r=0)^(n-1) (""^(C_(r))/(""^(n)C_(r) + ""^(n)C_(r +1))) is equal to

If C_(r) stands for ""^(n)C_(r) and sum_(r=1)^(n)(r*C_(r))/(C_(r-1))=210 , then n equals:

Let for n in N, f(n)=sum_(r=0)^(n)(-1)^(r)(C_(r)2^(r+1))/((r+1)(r+2))

The value sum_(r=1)^(10)r.(n_(C_(r)))/(n_(C_(r-1))) is equal to

If sum_(r=0)^(n){("^(n)C_(r-1))/('^(n)C_(r )+^(n)C_(r-1))}^(3)=(25)/(24) , then n is equal to

The vaule of sum_(r=0)^(n-1) (""^(n)C_(r))/(""^(n)C_(r) + ""^(n)C_(r +1)) is equal to