Similar Questions
Explore conceptually related problems
Recommended Questions
- If (1+x)^n=sum(r=0)^n Cr x^r then prove that C0+2C1+3C2+.....+(n+1)Cn=...
Text Solution
|
- If x+y=1 then sum(r=0)^(n) r^2. ^(n) Cr x^r .y^(n-r)=
Text Solution
|
- If (1+x)^n = C0 + C1x + C2x^2 + ………. + Cn x^n , prove that : C0 + 2...
Text Solution
|
- If (1+x)^n = C0 + C1 x + C2x^2 + …………+Cn x^n , find the value of C0 -...
Text Solution
|
- Prove that sum(r = 0)^n r^2 . Cr = n (n +1).2^(n-2)
Text Solution
|
- If (1+x)^n=sum(r=0)^n Cr x^r , then prove that C1+2C2+3C3+....+n Cn=n2...
Text Solution
|
- If (1+x)^n=sum(r=0)^n^n Cr , show that C0+(C1)/2++(Cn)/(n+1)=(2^(n+1...
Text Solution
|
- Prove that (3!)/(2(n+3))=sum(r=0)^n(-1)^r((^n Cr)/(^(r+3)Cr))
Text Solution
|
- If Cr stands for nCr, then the sum of the series (2(n/2)!(n/2)!)/(n...
Text Solution
|