____.
If then ____.
0
If then ____.
____.
0
1
____.
____.
45°
90°
15°
30°
If then ____.
0
1
3
–3
If then ____.
If then ____.
None of the above
____.
____.
None of the above
If then ____.
1
None of the above
____.
____.
/
4
If then ____.
____.
71/125
74/125
3/5
1/2
The value of x for which sin (cot-1 (1+x))= cos (tan-1 x) is
1/2
1
0
-1/2