Home
Class 12
MATHS
If Un=|(n,1,5),(n^2, 2N+1,2N+1),(n^3,3N^...

If `U_n=|(n,1,5),(n^2, 2N+1,2N+1),(n^3,3N^2,3N+1)|`, then `sum_(n=1)^NU_n` is equal to (A) `2sum_(n=1)^Nn` (B) `2sum_(n=1)^N(n^2)` (C) `(1/2)sum_(n=1)^N(n^2)` (D) 0

Promotional Banner

Similar Questions

Explore conceptually related problems

If Delta_(k) = |(k,1,5),(k^(2),2n +1,2n +1),(k^(3),3n^(2),3n +1)|, " then " sum_(k=1)^(n) Delta_(k) is equal to

If Delta_(k) = |(k,1,5),(k^(2),2n +1,2n +1),(k^(3),3n^(2),3n +1)|, " then " sum_(k=1)^(n) Delta_(k) is equal to

Evaluate sum_(n=1)^n {sum_(n=1)^n (2^n+3n)} .

Find sum_(n=1)^n u_n if u_n=sum_(n=0)^n1/2^n .

sum_(n=1)^(99) n! (n^2 + n+1) is equal to :

sum_(n=1)^(oo) (2n)/(n!)=

sum_(n=1)^(oo)(1)/(2n(2n+1))=