Home
Class 12
MATHS
[" If "sum(k=1)^(n)(sum(m=1)^(k)m^(2))=a...

[" If "sum_(k=1)^(n)(sum_(m=1)^(k)m^(2))=an^(4)+bn^(3)+cn^(2)+dn+e" then "],[[" (A) "a=(1)/(12)," (B) "b=(1)/(6)," (C) "d=(1)/(6)," (D) "e=0]]

Promotional Banner

Similar Questions

Explore conceptually related problems

If sum_(k=1)^n(sum_(m=1)^k m^2)=a n^4+b n^3+c n^2+dn+e then -

If sum_(s=1)^(n){sum_(r=1)^(s)r}=an^(3)+bn^(2)+Cn then

If sum_(r=1)^(n)r(r+1)(2r+3)=an^(4)+bn^(3)+cn^(2)+dn+e , then.

If sum_(r=1)^nr(r+1)(2r+3)=an^4+bn^3+cn^2+dn+e, then

Find the sum_(k=1)^(oo) sum_(n=1)^(oo)k/(2^(n+k)) .

Find the sum_(k=1)^(oo) sum_(n=1)^(oo)k/(2^(n+k)) .

Find the sum_(k=1)^(oo) sum_(n=1)^(oo)k/(2^(n+k)) .

Find sum_(k=1)^(n)(tan^(-1)(2k))/(2+k^(2)+k^(4))

If Sigma_(r=1)^(n) r(r+1)(2r +3)=an^4+bn^3+cn^2+dn +e then