How do you solve #Sinx = 3/4#?
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2 Answers
Jun 1, 2015
If
which can be looked up using a calculator as
Jun 2, 2015
Calculator gives x = 48.59.
The trig unit circle gives another arc x that has the same sin value (0.75):
x = 180 - 48.59 = 131.41 deg
Within the interval (0, 2pi), there are 2 answers: 48.59 and 131.41
