SOLUTION: Evaluate {{{ sin^1 (- sqrt( 2 )/2) }}} {{{ sin^1 (- sqrt( 2 )/2) }}} = __________°

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Question 1106750: Evaluate

= __________°

Found 2 solutions by josgarithmetic, Alan3354:
Answer by josgarithmetic(39623)   (Show Source): 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.
Answer by Alan3354(69443)   (Show Source): 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
=====================
DO NOT enter this.
= __________°
It doesn't help, is not useful and is irritating.

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