Question
Prove the identity: (1 – sin θ + cos θ)2 = 2(1 + cos θ) (1 – sin θ).
Solution
Solution not provided.
Solution not provided.
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
