SOLUTION: Hi, I am having trouble with this exercise:
11sin^2y = 13-3sin^2y for y, where 0<= y <360, How many angles satisfy this equation?
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Question 62149: Hi, I am having trouble with this exercise:
11sin^2y = 13-3sin^2y for y, where 0<= y <360, How many angles satisfy this equation?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
11sin^2y = 13-3sin^2y for y, where 0<= y <360, How many angles satisfy this equation?
--------------
14sin^2y=13
sin^2y=13/14=0.92857...
siny=0.963624
y=arcsin(0.963624..)=74.498.. degrees or 105.501.. degrees
Cheers,
Stan H.
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