1/(1 + sin θ) + 1/(1 – sin θ) can be simplified to get
A. 2 cos2 θ
B. 1/2 sec2 θ
C. 2/sin2 θ
D. 2 sec2 θ
Answer:D
1/(1 + sin θ) + 1/(1 – sin θ) can be simplified to get
A. 2 cos2 θ B. 1/2 sec2 θ C. 2/sin2 θ D. 2 sec2 θ