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trig

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sec^2x/tanx -(tanx)

how to simplify

  • trig - ,

    sec^2x/tanx -(tanx)
    = (1/cos^2x)(cosx/sinx) - sinx/cosx
    = 1/(sinxcosx) - sinx/cosx
    = (1 - sin^2x)/(sinxcosx)
    = cos^2x / (sinxcosx)
    = cosx/sinx
    = cot x

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