MediumPhysicstrigonometry
+4 / -1
√(1 + sinθ) is equal to:
A
(sinθ + cosθ)
B
sinθ − cosθ
C
sin(θ/2) + cos(θ/2)
D
sin(θ/2) − cos(θ/2)
Explanation
1 + sinθ = (sin(θ/2) + cos(θ/2))². Therefore, √(1 + sinθ) = sin(θ/2) + cos(θ/2)
Previous
If acceleration due to gravity g at height h << R (where R is radius of earth) i
NextFind the value of cos105° + cos75°.
More from trigonometry
Practice Physics Exams
Full-length mock tests with detailed analytics, rank, and percentile.
Browse Exams