Posted by Sierra on Thursday, July 12, 2012 at 10:49am.
sin 4t = √3/2
you know sin 60 = √3/2, so 4t=60 or 120
t=15 or t=30
Now, to get all solutions in [0,360), add multiples of 2pi/4 = 90:
t = 15 + 90n = 15,105,195,285
t = 30 + 90n = 30,120,210,300
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