Question

WHat is the correct sequence of steps

Answer 1

1-3-4-2-5

Explanation:

correct on edge 2021 :D

Answer 2

option 2:

1-3-4-2-5

1 puts it into terms of sins and cosines,

3 uses the half-angle equation

4 uses the square root rules

2 is just fraction manipulation

5 is a simplification