1/x+ 1/y+1/z
xyz
xy+yz+zx
None of these
√2 - 1
π/4
3π/4
sin-1(sin5π/6)=_____________
5π/6
2π/6
3π/6
π/6
Zero
24 - 2π
4π -24
-1
1
0
π/2
-π
π
-π/2
The value of cot-1(-√3) is
-π/6
-5π/6
is equal to ______.
tan -1 xy
tan-1 x/y
tan -1 y/x
If sin -1 x + sin -1 y + sin -1 z = π thenx4 + y4 + 24 + 4x2 y2z2 = k ( x2y2+ y2z2 + z2x2 ), Where k is equal to ________.
2
4