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avatar+126 

How many values of x  where 0<=x<=990 in degrees satisfy sin(x)=-0.31?

 Jan 25, 2021
 #1
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-1

I plotted this in Desmos, and found 8 solutions.

 Jan 25, 2021
 #2
avatar+33603 
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Count them here:

 Jan 25, 2021

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