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Category: Limits

is-lim-x-a-f-x-lim-x-a-f-x-

Question Number 89576 by M±th+et£s last updated on 18/Apr/20 $${is}\:\:\underset{{x}\rightarrow{a}} {{lim}}\lfloor{f}\left({x}\right)\rfloor=\lfloor\underset{{x}\rightarrow{a}\:} {{lim}}\:{f}\left({x}\right)\rfloor\: \\ $$ Commented by mr W last updated on 18/Apr/20 $${i}\:{think}\:{no}. \\ $$$${example}\:{f}\left({x}\right)=\frac{\mathrm{sin}\:{x}}{{x}}…

lim-x-0-cos-x-2-1-x-4-2-x-2-x-sin-x-2-

Question Number 89540 by M±th+et£s last updated on 17/Apr/20 $$\underset{{x}\rightarrow\mathrm{0}} {{lim}}\frac{{cos}\left({x}^{\mathrm{2}} \right)−\mathrm{1}+\frac{{x}^{\mathrm{4}} }{\mathrm{2}}}{{x}^{\mathrm{2}} \left({x}−{sin}\left({x}\right)\right)^{\mathrm{2}} } \\ $$ Commented by abdomathmax last updated on 17/Apr/20 $${let}\:{f}\left({x}\right)=\frac{{cos}\left({x}^{\mathrm{2}}…

lim-n-k-1-n-1-sin-kpi-2n-1-n-

Question Number 89341 by Henri Boucatchou last updated on 17/Apr/20 $$\underset{{n}\rightarrow\infty} {{lim}}\sqrt[{{n}}]{\underset{{k}=\mathrm{1}} {\overset{{n}−\mathrm{1}} {\prod}}{sin}\left(\frac{{k}\pi}{\mathrm{2}{n}}\right)}=? \\ $$ Commented by Henri Boucatchou last updated on 17/Apr/20 $$\boldsymbol{{Check}}\:\:\boldsymbol{{once}}\:\:\boldsymbol{{more}}\:\:\boldsymbol{{Sir}},\:\:\:\boldsymbol{{ln}}\underset{{i}}…