Answer + Step-by-step explanation:
<u><em>your question is about equation 4</em></u> :

Then

Then

Then

Answer:

Step-by-step explanation:
Using the Pythagorean identity
sin²x + cos²x = 1, then
sinx = 
Note that (
)² = 
sinΘ = 
=
= 
Answer:
x0 y0
Step-by-step explanation:
Answer:
25 months
Step-by-step explanation:
quick math