Nene1121
Nene1121
18-03-2015
Mathematics
contestada
(cosx-cscx)/(sinx-secx)=cotx prove this
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Hippalectryon
Hippalectryon
18-03-2015
[tex]\dfrac{\cos-1/\sin}{\sin-1/\cos}=\dfrac{\cos\sin-1}{\sin\cos-1}\cdot\dfrac{\cos}{\sin}=\cot[/tex]
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