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If P(x,y) is the point on the unit circle defined by real number theta, then cot theta

If P(x,y) is the point on the unit circle defined by real number theta, then cot theta
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4 votes
If P(x,y) is the point on the unit circle defined by real number theta, then cot theta

If P(x,y) is the point on the unit circle defined by real number theta, then cot theta-example-1
User Luke Duda
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1 Answer

4 votes
Given that P(x,y) is a point on a unit circle, then:
opposite=y
adjacent=x
but
cot θ=1/tan θ
and
tan θ=opposite/adjacent
then
tan θ=y/x
hence
cot θ=1/(y/x)=x/y

Answer: C] x/y
User Joey Carlisle
by
8.2k points
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