solve 11sin^2 y =13-3sin^2 y for y, where y is greater then 0 degrees but less than 360. how many angle satify this equation?
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You can perceive this as a quadratic equation where , solve this eqn. (You'll get two answers), and solve for y for each answer.
thanks so much for the help
i am doing moduals and there is no other way to get this much help
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