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Thread: Calculus Derivative.

  1. January 28th 2009, 04:58 PM #1
    SoYah
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    Arrow Calculus Derivative.

    Find dy/dx if y=(3tanx)/(4-cosx)
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  2. January 29th 2009, 12:55 AM #2
    red_dog
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    Use \left(\frac{f}{g}\right)'=\frac{f'g-fg'}{g^2}

    and (\tan x)'=\frac{1}{\cos^2x}, \ (\cos x)'=-\sin x
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