sonnyevans
sonnyevans
18-04-2018
Mathematics
contestada
simplify csc(-x) /1+tan^2(x)
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Serpentiel
Serpentiel
18-04-2018
[tex]\frac{-x}{1+\tan^{2}(x)}=-\frac{\cos(x)^{2}}{\sin(x)}.[/tex]
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