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October 12th, 2010, 08:14 PM   #1
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tangent help

tan u=6
tan v=3
with u and v both in the interval (0,pi/2)

what is csc v?
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October 12th, 2010, 08:27 PM   #2
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Re: tangent help

Use the Pythagorean identity 1 + cot²(?) = csc²(?) and tan(?) = 1/cot(?). Since v is in the first quadrant, use the positive root. I don't see where we even need the information about u.
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October 12th, 2010, 08:35 PM   #3
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Re: tangent help

what is cot (theta)^2?
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October 12th, 2010, 08:37 PM   #4
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Re: tangent help

If tan(v) = 3, then cot(v) = 1/3, so cot²(v) = 1/9.
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October 12th, 2010, 08:41 PM   #5
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Re: tangent help

ok awesome! thank you!
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