You can put this solution on YOUR website! Refer to commonly known values on the UnitCircle. If you mean, "inverse sine" or "arc whose sine is...", then use the superscript NEGATIVE 1.
You can put this solution on YOUR website! Evaluate
sin(x) = -sqrt(2)/2
x = 5pi/4 + n*2pi --- n = integer
x = 7pi/4 + n*2pi --- n = integer
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DO NOT enter this. = __________°
It doesn't help, is not useful and is irritating.