A negative Number, Hope this helped.
Answer:yhjghjghj
Step-by-step ex6757lanation:
ANSWER

EXPLANATION
The given trigonometric equation is

We factor cos(x) to get:

Apply the zero product property to obtain:


Using the unit circle,

when

and

We know

when

The sine function is negative in the third and fourth quadrants.


Hence the solutions are:

Answer:
3 pi 9
Step-by-step explanation:
First Off This Isn't A Math Problem, But It's Called Citizen Action