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(Solved): Please show all work step by step, thanks! sin=0.8415 and is in Quadrant III. Use a calcu ...
Please show all work step by step, thanks!
sin
?
=
?
0.8415
and
?
is in Quadrant III. Use a calculator to approximate
tan
?
to four decimal places. Find the reference angle for
?
=
10
0
?
.
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(1)sin??=?0.8415?=sin1(?0.8415)?=180o+57.2988565oWe added 180 degrees beca
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