Question
Show that:
sin 20°. tan 70°. tan 60°. sec 70°. tan 20° = 
Solution
Solution not provided.
Show that:
sin 20°. tan 70°. tan 60°. sec 70°. tan 20° =
Choose 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
