SOLUTION: how do i solve 1-csc^2theta= -3 for 0 degrees is less than or equal to 0 which is less than 360 degrees? I have tried switching 1-csc^2theta to cot^2theta.
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Question 712784: how do i solve 1-csc^2theta= -3 for 0 degrees is less than or equal to 0 which is less than 360 degrees? I have tried switching 1-csc^2theta to cot^2theta. Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! how do i solve 1-csc^2theta= -3 for 0 degrees is less than or equal to 0 which is less than 360 degrees? I have tried switching 1-csc^2theta to cot^2theta.
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Correct:
cot^2 = -3
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cot(x) = sqrt(3)
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you might recognize this as x = 30 degrees or pi/6 in QI
OR x = (7/6)pi or 210 degrees in QIII.
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Cheers,
Stan H.
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