math trigonometry

By making use of a sketch,determine the value of 10 secant theta plus 13sin theta. And 5tan theta minus 12
equal to zero. (0,90)

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  1. I don't understand your question.

    Are we looking at two different equations ?
    Are we solving 10 sec Ø + 13sinØ = 0
    and 5tan Ø - 12 = 0 ????

    or .... ?

    is (0,90°) the domain?

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    posted by Reiny

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