The value of `(6^-1-8^-1)^-1`is

The value of (-1)^8

Write the value of {5"("8^(-1/2)"}"^(-1/4)}^2

The value of tan^(-1)tan(-6) is

If (31.6)^a=(0.0000316)^b=100 , the value of 1/a-1/b is

The value of sin(sin^-1 (1/2)+ cos ^-1 (1/3)) is equal to (A) ((sqrt(3)+sqrt(8))/6) (B) ((1+2sqrt(6))/6) (C) - ((1+2sqrt(6))/6) (D) 0

The value of cos (1/2 cos^(-1) . 1/8) is equal to

The value of (1+isqrt(3))/(1-isqrt(3))^(6)+(1-isqrt(3))/(1+isqrt(3))^(6) is

The value of 2^(1/4).4^(1/8).8^(1/16),,,,,,,oo is equal to.

The value of (1+cospi/8)(1+cos(3pi)/8)(1+cos(5pi)/8)(1+cos(7pi)/8)i s (a)1/4 (b) 3/4 (c) 1/8 (d) 3/8

The value of 3(sin1-cos1)^(4)+6(sin1+cos1)^(2)+4(sin^(6)1+cos^(6)1) is equal to