An equivalent expression for sin x is? (please answer with steps)

Question

asked Feb 28, 2021 81.7k views

1 Answer

Badre · Answer 1 · 2021-03-04T00:22:45+0000

Answer:

b

Explanation:

Using the trigonometric identity

sin2x = 2sinxcosx

That is the angle on the right side is half the angle on the left, thus

sinΘ = 2sin(
(1)/(2) Θ )cos(
(1)/(2) Θ ) → b