$\frac{\cos^2 heta}{\sin^2 heta} - \frac{1}{\sin^2 heta}$, in simplified form, is:

Question

$\frac{\cos^2 	heta}{\sin^2 	heta} - \frac{1}{\sin^2 	heta}$, in simplified form, is:

Accepted Answer

Step 1: $\frac{\cos^2 	heta}{\sin^2 	heta} - \frac{1}{\sin^2 	heta} = \frac{\cos^2 	heta - 1}{\sin^2 	heta} = \frac{-\sin^2 	heta}{\sin^2 	heta} = -1$

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Solution