A. (1,4)
B. (4,13)
C. (2,1)
D. none of these
Cot-1(4/3)-Cos-1(15/8) =
The equation Sin-1 x- Cos-1 x=Cos-1 (√3/2) has
4 Tan-1 1/5- Tan-1 1/239 =
The domain of Cosh-1 3x is
The ascending order of A= Sin-1(sin 8π/7),B= Cos-1(cos 8π/7), ), C=Tan-1(tan 8π/7) is
Cos-1(63/65) + 2 Tan-1(1/5) =
Tan-1 2+ Tan-1 3 =
Let Then which one of the following is true
If cos-1(3/5) - sin-1(4/5) = cos-1(x), then x
If Cos-1 x= Tan-1 x, then sin(Cos-1 x)=