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Thread: Solving a trig euqtaion involvong tan and cot

  1. January 13th 2009, 03:43 PM #1
    shanzwhaat
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    Solving a trig euqtaion involvong tan and cot

    sorry for so many questions..
    tanx - cotx = 0
    do i use cot = 1/tanx?
    and how??
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  2. January 13th 2009, 03:48 PM #2
    mr fantastic
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    Quote Originally Posted by shanzwhaat View Post
    sorry for so many questions..
    tanx - cotx = 0
    do i use cot = 1/tanx?
    and how??
    The equation re-arranges into \tan^2 x - 1 = 0.
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  3. January 13th 2009, 03:51 PM #3
    Prove It
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    Quote Originally Posted by mr fantastic View Post
    The equation re-arranges into \tan^2 x - 1 = 0.
    Yes it does by multiplying both sides by \tan{x}.
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