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Verify the identy
dejalisco5
May 14, 2008, 10:26 AM
Verify the identity:
tan^2 x+1/ tan^2 x= csc^2 x
galactus
May 14, 2008, 10:39 AM
Take note that tan^{2}(x)+1=sec^{2}(x)=\frac{1}{cos^{2}(x)} and
tan^{2}(x)=\frac{sin^{2}(x)}{cos^{2}(x)}
Make the substitutions and it should fall into place.