" Q21.Find the value of "tan^(-1)(1)+cos^(-1)(-(1)/(2))+sin^(-1)(-(1)/(2))

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

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

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

The value of tan ^(-1) (1) + cos ^(-1) (-(1)/(2) ) + sin ^(-1) (-(1)/(2)) is equal to (3pi)/(k) . Find the value of K.

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

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

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