The value of `[(-1)^(-1)]^(-1)` is

The value of cos^(-1)(-1)+sin^(-1)(1) is

Find the value of (-1)(-1)(-1)(-1)= ....

Find the value of: tan^(-1)(1)+cos^(-1)(-1/2)+sin^(-1)(-1/2)

find the value of tan^(-1)(1)+cos^(-1)(1/2)+sin^(-1)(-1/2)

Find the value of sin(1/4)cos^(-1)((-1)/9)

Find the value of sec^(-1)(-2)+tan^(-1)(-1/sqrt3)

The value of I=int_(-1)^(1)(1+x)^(1//2)(1-x)^(3//2)dx is

The value of cot^(-1)(-1)+cosec^(-1)(-sqrt(2))+sec^(-1)(2) is

STATEMENT -1 : The value of tan^(-1)x+tan^(-1)(1/x)=pi/2, AA x in R -{0} . and STATEMENT -2 : The value of tan^(-1).(1/x)={:{(cot^(-1)x,x gt0),(-pi+cot^(-1)x,x lt0):}

If a, b, c are positive real numbers such that a+b+c=1 , then the greatest value of (1-a)(1-b)(1-c), is