Find the minimum value of `(sec^(-1)x)^2+("c o s e c"^(-1)x)^2`

Find the minimum value of (sec^(-1) x)^(2) + (cosec^(-1) x)^(2)

Find the value of cos(sec^(-1)x+"c o s e c"^(-1)x) , |x|geq1

Evaluate: cos(sec^(-1)x+"c o s e c"^(-1)x) , |x|geq1

Find the principal values of " (1) c o s e c"^(-1)(2) and "c o s e c"^(-1)(-2/(sqrt(3)))

The solution set of the ineuality (c o s e c^(- 1)x)^2-2c o s e c^(- 1)xgeqpi/6(c o s e c^(- 1)x-2) is (-oo,a] uu [b,oo) , then (a+b) equals

Find the value of cos(sec^(-1)x+cose c^(-1)x),|x|geq1

If x is real, then find the minimum value of (x^(2)-x+1)/(x^(2)+x+1) .

Find the principal value of "c o s e c"^(-1)(-2) .

The least value of (1+sec^(-1)x)(1+c a s^(-1)x) is ________

In a Delta ABC , the minimum value of sec^(2). (A)/(2)+sec^(2). (B)/(2)+sec^(2). (C)/(2) is equal to