The value of `sqrt ((-1)(-1))` is

The value of sin ^(-1) (-(1)/(sqrt2)) + cos ^(-1) (-(1)/(2)) - tan ^(-1) (-sqrt3) + cot ^(-1) (-(1)/(sqrt3)) is

The value of {(sqrt(2) +1)^(5) + (sqrt(2) -1)^(5)} ,is

Find the value of ( sqrt(2) + 1)^(6) + ( sqrt(2) - 1)^(6) and show that the value of ( sqrt(2) + 1)^(6) lies between 197 and 198.

The value of log_((sqrt(2)-1))(5sqrt(2)-7) is :

The value of intlog (sqrt(1- x) + sqrt(1+ x)) dx, is equal to

The value of int(1)/(x+sqrt(x-1))dx , is

The value of int_(-1)^(1) {sqrt(1+x+x^(2))-sqrt(1-x+x^(2))}dx , is

If theta lies in the second quadrant. Then the value of sqrt((1-sin theta)/(1+sin theta))+sqrt((1+sin theta)/(1-sin theta)) is equal to :

The value of sin^(-1){cot(sin^(-1)(sqrt((2-sqrt3)/4)+cos^(-1)(sqrt(12)/4)+sec^(-1)sqrt2)} is

Find the value of sqrt((x+2sqrt((x-1)))]+sqrt((x-2sqrt((x-1)))] =