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Category: Limits

lim-x-0-tan-2x-2x-sin-3x-3x-

Question Number 163825 by cortano1 last updated on 11/Jan/22 $$\:\:\:\:\:\:\:\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\:\frac{\mathrm{tan}\:\mathrm{2}{x}−\mathrm{2}{x}}{\mathrm{sin}\:\mathrm{3}{x}−\mathrm{3}{x}}\:=?\: \\ $$ Answered by Ar Brandon last updated on 11/Jan/22 $$\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\frac{\mathrm{tan2}{x}−\mathrm{2}{x}}{\mathrm{sin3}{x}−\mathrm{3}{x}}=\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\frac{\left(\mathrm{2}{x}+\frac{\left(\mathrm{2}{x}\right)^{\mathrm{3}} }{\mathrm{3}}−\mathrm{2}{x}\right)}{\mathrm{3}{x}−\frac{\left(\mathrm{3}{x}\right)^{\mathrm{3}}…

lim-x-0-cos-2x-cos-4x-cos-8x-3x-csc-2x-2x-2-

Question Number 163690 by cortano1 last updated on 09/Jan/22 $$\:\:\:\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\:\frac{\mathrm{cos}\:\mathrm{2}{x}\:\mathrm{cos}\:\mathrm{4}{x}\:\mathrm{cos}\:\mathrm{8}{x}\:−\:\mathrm{3}{x}\:\mathrm{csc}\:\mathrm{2}{x}}{\mathrm{2}{x}^{\mathrm{2}} }\:=? \\ $$ Answered by blackmamba last updated on 09/Jan/22 $$\:\:\mathcal{X}\:=\:\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\:\frac{\mathrm{sin}\:\mathrm{2}{x}\:\mathrm{cos}\:\mathrm{2}{x}\:\mathrm{cos}\:\mathrm{4}{x}\:\mathrm{cos}\:\mathrm{8}{x}−\mathrm{3}{x}}{\mathrm{2}{x}^{\mathrm{2}} \:\mathrm{sin}\:\mathrm{2}{x}} \\…

lim-x-x-x-x-zaynal-

Question Number 163666 by Zaynal last updated on 09/Jan/22 $$\boldsymbol{\mathrm{lim}}\:_{\boldsymbol{{x}}\rightarrow\boldsymbol{\pi}} \:\:\left(\frac{\boldsymbol{{x}}^{\boldsymbol{\pi}} \:−\:\boldsymbol{\pi}^{\boldsymbol{{x}}} }{\boldsymbol{{x}}−\boldsymbol{\pi}}\right)\:=?? \\ $$$$\ll\mathrm{zaynal}\gg \\ $$ Answered by mahdipoor last updated on 09/Jan/22 $${hop}\Rightarrow\underset{{x}\rightarrow\pi}…

lim-x-0-1-x-1-x-e-x-

Question Number 163657 by mathlove last updated on 09/Jan/22 $$\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\frac{\left(\mathrm{1}+{x}\right)^{\frac{\mathrm{1}}{{x}}} −{e}}{{x}}=? \\ $$ Answered by mr W last updated on 09/Jan/22 $$=\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\left({e}^{\frac{\mathrm{ln}\:\left(\mathrm{1}+{x}\right)}{{x}}} \right)'…

lim-x-sin-pi-2n-sin-2pi-2n-sin-3pi-2n-sin-n-1-pi-n-1-n-

Question Number 163658 by mathlove last updated on 09/Jan/22 $$\underset{{x}\rightarrow\infty} {\mathrm{lim}}\sqrt[{{n}}]{\mathrm{sin}\:\frac{\pi}{\mathrm{2}{n}}×\mathrm{sin}\:\frac{\mathrm{2}\pi}{\mathrm{2}{n}}×\mathrm{sin}\:\frac{\mathrm{3}\pi}{\mathrm{2}{n}}….×\mathrm{sin}\:\frac{\left({n}−\mathrm{1}\right)\pi}{{n}}}=? \\ $$ Answered by Ar Brandon last updated on 09/Jan/22 $$\mathcal{A}=\underset{{n}\rightarrow\infty} {\mathrm{lim}}\sqrt[{{n}}]{\mathrm{sin}\:\frac{\pi}{\mathrm{2}{n}}×\mathrm{sin}\:\frac{\mathrm{2}\pi}{\mathrm{2}{n}}×\mathrm{sin}\:\frac{\mathrm{3}\pi}{\mathrm{2}{n}}….×\mathrm{sin}\:\frac{\left({n}−\mathrm{1}\right)\pi}{{n}}} \\ $$$$\mathrm{ln}\mathcal{A}=\underset{{n}\rightarrow\infty}…

1-lim-x-3-5x-3-2-lim-x-1-n-x-x-is-constant-

Question Number 98114 by malwaan last updated on 11/Jun/20 $$\mathrm{1}\:\:\:\underset{\boldsymbol{{x}}\rightarrow\infty} {\boldsymbol{{lim}}}\:^{\mathrm{3}} \sqrt{\mathrm{5}\boldsymbol{{x}}^{\mathrm{3}} }\:=\:? \\ $$$$\mathrm{2}\:\:\underset{\boldsymbol{{x}}\rightarrow\infty} {\boldsymbol{{lim}}}\:\left(\mathrm{1}\:+\:\frac{\boldsymbol{{n}}}{\boldsymbol{{x}}\:+\:\boldsymbol{\alpha}}\right)^{\boldsymbol{{x}}} ;\boldsymbol{\alpha}\:\boldsymbol{{is}}\:\boldsymbol{{constant}} \\ $$ Answered by mahdi last updated on…