Find the sum `cosec^(-1) sqrt10 + cosec^(-1) sqrt50 + cosec^(-1) sqrt(170) + .... + cosec^(-1) sqrt((n^(2) + 1) (n^(2) + 2n + 2))`

Find the sum cosec^(-1)sqrt(10)+cosec^(-1)sqrt(50)+cosec^(-1)sqrt(170)++cosec^(-1)sqrt((n^2+1)(n^2+2n+2))

Find the sum csc^(-1)sqrt(10)+csc^(-1)sqrt(50)+csc^(-1)sqrt(170)+...+csc^(-1)sqrt((n^(2)+1)(n^(2)+2n+2))

cosec"^(-1)(-sqrt(2))

cosec"^(-1)(-sqrt(2))

cosec^(-1)(-sqrt(2))+cot^(-1)(sqrt(3))=

If the sum of n terms of the series S_n=cosec^-1sqrt10+cosec^-1sqrt50+cosec^-1sqrt170+...........+cosec^-1sqrt((n^2+1)(n^2+2n+2). The value of [lim_(x->oo)s_n] is

Find the value of cot^(-1)(-sqrt3)+cosec^(-1)(2)+sec^(-1)(-sqrt2) .

Find the value of cot^(-1)(-sqrt3)+cosec^(-1)(2)+sec^(-1)(-sqrt2) .

The value of cosec^(-1)sqrt(5)+cosec^(-1)sqrt(65)+cosec^(-1)sqrt((325))+….. infty=(kpi)/4 then k =

Find the principal value of cos^(-1)(sqrt3/2)+cot^(-1)(1/sqrt3)+cosec^(-1)(-2)