2.) Evaluate the following limits, justifying your answers. If a limit does not exist explain why.(adsbygoogle = window.adsbygoogle || []).push({});

a.) lim (x--> inf.) (3x^3 +cos x)/(sin x- x^3)

b.) lim (x-->Pie(+)) (tan^-1 (1/(x-Pie)))/(Pie-x

I have no idea, what do here please help me with these problems!

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# Limit's Help

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