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Thread: Simplify Trigonometric Fraction

  1. April 21st 2009, 09:06 PM #1
    magentarita
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    Simplify Trigonometric Fraction

    Simplify Trigonometric Fraction

    (tan^2 x)/(1 - sec x) =
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  2. April 21st 2009, 09:08 PM #2
    Chris L T521
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    Quote Originally Posted by magentarita View Post
    Simplify Trigonometric Fraction

    (tan^2 x)/(1 - sec x) =
    Hint: \tan^2x=\sec^2x-1=-\left(1-\sec^2x\right) and recall that a^2-b^2=(a+b)(a-b)

    Can you continue with these hints?
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  3. April 22nd 2009, 03:37 PM #3
    magentarita
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    yes...

    Quote Originally Posted by Chris L T521 View Post
    Hint: \tan^2x=\sec^2x-1=-\left(1-\sec^2x\right) and recall that a^2-b^2=(a+b)(a-b)

    Can you continue with these hints?
    I can take it from here.
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