SOLUTION: If tan θ= -3 and cos θ<0, then tan θ/2=?
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Question 730564: If tan θ= -3 and cos θ<0, then tan θ/2=?
Answer by tommyt3rd(5050) (Show Source): You can put this solution on YOUR website!
so
so
(we take the negative case because cosine is negative for this example)
now
Therefore...
which simplifies to
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