SOLUTION: Find all solutions to the equation on the interval [0,4pi] : sin(2x)=3cos(x)

SOLUTION: Find all solutions to the equation on the interval [0,4pi] : sin(2x)=3cos(x)

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Question 969130: Find all solutions to the equation on the interval [0,4pi] : sin(2x)=3cos(x)
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Use the double angle relation,

Two solutions:

and

No solution here.
.
.
.
So in the interval,

.
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.

.
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