What is the value of the limit \(\lim\limits_{x \rightarrow \frac{\pi}{2}}\frac{sin^2⁡x-1}{cos ⁡x}\)?

What is the value of the limit \(\lim\limits_{x \rightarrow \frac{\pi}

1.	What is the value of the limit \(\lim\limits_{x \rightarrow \frac{\pi}{2}}\frac{sin^2⁡x-1}{cos ⁡x}\)?
A.	0
B.	4
C.	1
D.	Limit does not exist
Answer» B.

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