Home
Class 12
MATHS
If tr=2^(r/3)+2^(-r/3), then sum(r=1)^10...

If `t_r=2^(r/3)+2^(-r/3), then sum_(r=1)^100 t_r^3 -3 sum_(r=1)^100t_r+1=` (A) `(2^101+1)/2^100` (B) `(2^101-1)/2^100` (C) `(2^201+1)/2^100` (D) none of these

Text Solution

AI Generated Solution

Promotional Banner

Similar Questions

Explore conceptually related problems

Let t_r=2^(r/2)+2^(-r/2) then sum_(r=1)^10 t_r^2=

If T_r=r(r^2-1), then find sum_(r=2)^oo1/Tdot

If sum_(r=1)^n t_r=n/8(n+1)(n+2)(n+3), then find sum_(r=1)^n1/(t_r)dot

If sum _(r=1)^n (r^2+1)r! =200xx201! Then n= (A) 200 (B) 201 (C) 199 (D) none of these

If sum_(r=1)^n t_r= (n(n+1)(n+2))/3 then sum _(r=1)^oo 1/t_r= (A) -1 (B) 1 (C) 0 (D) none of these

If sum_(r=1)^n T_r=(3^n-1), then find the sum of sum_(r=1)^n1/(T_r) .

If sum_(r=1)^nt_r=sum_(k=1)^nsum_(j=1)^ksum_(i=1)^j2 , then sum_(r=1)^n1/t_r=

Find the sum sum_(r=1)^n r(r+1)(r+2)(r+3)

If a=sum_(r=1)^oo(1/r)^2, b=sum_(r=1)^oo1/((2r-1)^2), then a/b= (A) 5/4 (B) 4/5 (C) 3/4 (D) none of these

If t_(1)=1,t_(r )-t_( r-1)=2^(r-1),r ge 2 , find sum_(r=1)^(n)t_(r ) .