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Category: Limits

lim-x-0-arc-tan-x-arc-sin-x-x-1-cos-x-

Question Number 104348 by bemath last updated on 21/Jul/20 $$\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\left(\frac{\mathrm{arc}\:\mathrm{tan}\:\left({x}\right)−\mathrm{arc}\:\mathrm{sin}\:\left({x}\right)}{{x}\left(\mathrm{1}−\mathrm{cos}\:\left({x}\right)\right)}\right) \\ $$ Answered by john santu last updated on 21/Jul/20 $${L}'{Hopital}\:{rule}\: \\ $$$$\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\left[\:\frac{\mathrm{tan}^{−\mathrm{1}}…

Question-169803

Question Number 169803 by cortano1 last updated on 09/May/22 Answered by greougoury555 last updated on 09/May/22 $$\:{x}−\mathrm{1}=\:{y}\: \\ $$$$\:\underset{{y}\rightarrow\mathrm{0}} {\mathrm{lim}}\:\frac{\left({y}+\mathrm{1}\right)−\left(\frac{\left({n}+\mathrm{1}\right)\left({y}+\mathrm{1}\right)^{{n}} −\mathrm{1}}{{n}}\right)^{\frac{\mathrm{1}}{{n}+\mathrm{1}}} }{{y}^{\mathrm{2}\:} }\: \\ $$$$=\:\underset{{y}\rightarrow\mathrm{0}}…

lim-x-1-ln-1-x-n-1-1-x-2-n-1-x-2-n-2-n-ln-1-1-x-

Question Number 104218 by bemath last updated on 20/Jul/20 $$\underset{{x}\rightarrow\mathrm{1}} {\mathrm{lim}}\left[\frac{\mathrm{ln}\:\left(\mathrm{1}+{x}\right)+\underset{{n}\:=\:\mathrm{1}} {\overset{\infty} {\sum}}\left[\frac{\left(\mathrm{1}+{x}^{\mathrm{2}^{{n}} } \right)}{\left(\mathrm{1}−{x}^{\mathrm{2}^{{n}} } \right)}\right]^{\mathrm{2}^{−{n}} } }{\mathrm{ln}\:\left(\frac{\mathrm{1}}{\mathrm{1}−{x}}\right)}\right] \\ $$$$ \\ $$ Commented by…

lim-x-0-tan-x-3-2-tan-9-x-

Question Number 104217 by bemath last updated on 20/Jul/20 $$\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\frac{\mathrm{tan}\:\left({x}+\mathrm{3}\right)^{\mathrm{2}} −\mathrm{tan}\:\left(\mathrm{9}\right)}{{x}}\:=\:? \\ $$ Answered by bemath last updated on 20/Jul/20 $$\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\frac{\mathrm{2}\left({x}+\mathrm{3}\right)^{\mathrm{1}} \mathrm{sec}\:^{\mathrm{2}} \left({x}+\mathrm{3}\right)^{\mathrm{2}}…

How-may-we-plot-the-graph-of-f-x-x-x-x-2-x-1-with-the-help-of-a-variation-table-

Question Number 104159 by Ar Brandon last updated on 19/Jul/20 $$\mathrm{How}\:\mathrm{may}\:\mathrm{we}\:\mathrm{plot}\:\mathrm{the}\:\mathrm{graph}\:\mathrm{of} \\ $$$$\mathrm{f}\left(\mathrm{x}\right)=\mathrm{x}+\sqrt{\frac{\mathrm{x}\left(\mathrm{x}+\mathrm{2}\right)}{\mathrm{x}+\mathrm{1}}}\:,\:\mathrm{with} \\ $$$$\mathrm{the}\:\mathrm{help}\:\mathrm{of}\:\mathrm{a}\:\mathrm{variation}\:\mathrm{table}\:? \\ $$ Commented by Ar Brandon last updated on 19/Jul/20…

lim-x-3-x-2-7-25-x-2-8-3x-6-18-3x-

Question Number 169635 by cortano1 last updated on 05/May/22 $$\:\:\:\underset{{x}\rightarrow−\mathrm{3}} {\mathrm{lim}}\:\frac{\sqrt{{x}^{\mathrm{2}} +\mathrm{7}}+\sqrt{\mathrm{25}−{x}^{\mathrm{2}} }−\mathrm{8}}{\:\sqrt{−\mathrm{3}{x}}−\mathrm{6}+\sqrt{\mathrm{18}+\mathrm{3}{x}}}\:=? \\ $$ Commented by cortano1 last updated on 05/May/22 $$\:{by}\:{L}'{Hopital} \\ $$$$\:\underset{{x}\rightarrow−\mathrm{3}}…