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If tr=2^(r/3)+2^(-r/3), then sum(r=1)^1...

If `t_r=2^(r/3)+2^(-r/3)`, then `sum_(r=1)^100 (t_r)^3-3sum_(r=1)^100 (t_r)+1`=

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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

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

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

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