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How many values of x with 0 <= x <= 630 degrees satisfy sin x=-0.73?

 Mar 1, 2021
 #1
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arcsin (-.73)  = - 46.886 degrees     = 313.11 degrees   

   there will also be a value in Q III

    and one more (again in Q III)   for   less than 630 degrees             three

 Mar 1, 2021

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