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Math Help - A quick trig problem

  1. #1
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    A quick trig problem

    I feel that at my level I really should find this problem easy but i just dont, so i'll really appreciate some help.

    Basically I would like to know how (tanθ + tan45)/(1 - tanθtan45) cancels down to (tanθ + 1)/(1 - tanθ).

    much Thanx
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  2. #2
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    Quote Originally Posted by hopingforhelp View Post
    I feel that at my level I really should find this problem easy but i just dont, so i'll really appreciate some help.

    Basically I would like to know how (tanθ + tan45)/(1 - tanθtan45) cancels down to (tanθ + 1)/(1 - tanθ).

    much Thanx
    a quick answer ...

    because \tan(45^{\circ}) = 1
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  3. #3
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    Thankyou so much I cannot actually believe I did not make that link, it seems so obvious now! Thanx again.
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