SOLUTION: find all solutions of the equation 9sec(x) csc(x)=18csc(x) in the interval [0,2pi)

SOLUTION: find all solutions of the equation 9sec(x) csc(x)=18csc(x) in the interval [0,2pi)

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Question 824146: find all solutions of the equation 9sec(x) csc(x)=18csc(x) in the interval [0,2pi)
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
find all solutions of the equation 9sec(x) csc(x)=18csc(x) in the interval [0,2pi)
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divide both sides by 9

multiply both sides by sin(x)

cos(x)=1/2
x=π/3,5π/3 (in quadrants I and IV in which cos>0)
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