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Use the unit circle to find tan sin 90 a.1 b.0 c.-1 d.undefined
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1 vote
Use the unit circle to find tan sin 90
a.1
b.0
c.-1
d.undefined

User Damien Leroux
by
7.8k points

1 Answer

6 votes

sin(90)=1\\tan(90)=\pm\infty.

The answers are
a and
d respectively.
User Gil Baggio
by
7.7k points
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