(adsbygoogle = window.adsbygoogle || []).push({}); [Solved] Limit problem of death

[tex] \lim_{x\rightarrow{\pi/2}} (x*tan(x) - \frac{\pi}{2*cos(x)}) [/tex]

OK. I'm not sure how to begin this problem because:

1) tan(pi/2) is undefined and

2) pi/2cos(pi/2) is undefined also!

Any hint would be great!

Thanks

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# Homework Help: Limit problem of death

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