Question
tan 10°. tan 75°. tan 15°. tan 80° is
-
0
-
3
-
1
-
2
2
Solution
C.
1
2
C.
1Choose the correct option and justify your choice:
sin 2A = 2 sin A is true when A =
(A) 0° (B) 30° (C) 45° (D) 60°
Mock Test Series
