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OpenStudy (anonymous):
What is the y-value of sin(x) when x = -90°? Answer 1 -1
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OpenStudy (anonymous):
the other two answers are 1/2 and -1/2
OpenStudy (precal):
look on the unit circle
OpenStudy (anonymous):
ur not helpiing ur just talking in circles
OpenStudy (precal):
maybe someone else can help you. I was trying to guide you.
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OpenStudy (anonymous):
THAT DIDNT MAKE SENSE
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