Answer:
0.35
Step-by-step explanation:
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Answer: Solution
=
−
6
Step-by-step explanation:
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:
