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Category: Limits

Question-125523

Question Number 125523 by Algoritm last updated on 11/Dec/20 Answered by Dwaipayan Shikari last updated on 11/Dec/20 $$\underset{{x}\rightarrow\infty} {\mathrm{lim}}\left(\mathrm{2}{x}+\mathrm{3}\right){log}\left(\frac{{x}+\mathrm{2}}{{x}}\right) \\ $$$$=\left(\mathrm{2}{x}+\mathrm{3}\right)\left(\frac{\mathrm{2}}{{x}}\right)=\mathrm{4}+\frac{\mathrm{6}}{{x}}=\mathrm{4}\:\:\:\:\:\:\:\:\:\:\:\:\:\underset{{z}\rightarrow\mathrm{0}} {\mathrm{lim}}\:{log}\left(\mathrm{1}+{z}\right)={z} \\ $$ Terms…

Question-59961

Question Number 59961 by bhanukumarb2@gmail.com last updated on 16/May/19 Commented by bhanukumarb2@gmail.com last updated on 16/May/19 $${i}\:{know}\:{one}\:{mthd}\:{by}\:{stirling}\:{approximation} \\ $$$${plz}\:{try}\:{any}\:{other}\:{mthd} \\ $$$${doubt}\:{we}\:{can}\:{use}\:{cesaro}\:{theoram}\:{or}\:{nt}???? \\ $$$$ \\ $$…

If-lim-x-3-3x-3-2x-4-2-A-andlim-x-3-3x-x-6-4x-8-1-x-pA-then-p-

Question Number 190996 by cortano12 last updated on 16/Apr/23 $$\:\:\:\mathrm{If}\:\underset{{x}\rightarrow\mathrm{3}} {\mathrm{lim}}\:\frac{\sqrt{\mathrm{3x}}−\mathrm{3}}{\:\sqrt{\mathrm{2x}−\mathrm{4}}−\sqrt{\mathrm{2}}}\:=\:\mathrm{A} \\ $$$$\:\:\:\mathrm{and}\underset{{x}\rightarrow\mathrm{3}} {\mathrm{lim}}\:\frac{\sqrt{\mathrm{3x}}+\mathrm{x}−\mathrm{6}}{\:\sqrt{\mathrm{4x}−\mathrm{8}}+\mathrm{1}−\mathrm{x}}\:=\:\mathrm{pA} \\ $$$$\:\:\:\mathrm{then}\:\mathrm{p}\:=?\: \\ $$ Commented by mustafazaheen last updated on 16/Apr/23…

Question-190998

Question Number 190998 by mathlove last updated on 16/Apr/23 Commented by mr W last updated on 16/Apr/23 $${is}\:{it}\:{normal}\:{when}\:{somebody}\:{asks} \\ $$$${you}\:{directly}\:{a}\:{question}\:{but}\:{you}\:{totally} \\ $$$${irgnore}\:{it}\:{without}\:{giving}\:{any}\:{reply}? \\ $$$${i}\:{find}\:{this}\:{behaviour}\:{at}\:{least}\:{impolite}. \\…

lim-n-1-2-3-2-2-5-2-3-2n-1-2-n-

Question Number 125394 by Mammadli last updated on 10/Dec/20 $$\underset{\boldsymbol{{n}}\rightarrow\infty} {\boldsymbol{{lim}}}\left(\frac{\mathrm{1}}{\mathrm{2}}+\frac{\mathrm{3}}{\mathrm{2}^{\mathrm{2}} }+\frac{\mathrm{5}}{\mathrm{2}^{\mathrm{3}} }+…+\frac{\mathrm{2}\boldsymbol{{n}}−\mathrm{1}}{\mathrm{2}^{\boldsymbol{{n}}} }\right)=? \\ $$ Answered by Dwaipayan Shikari last updated on 10/Dec/20 $$\underset{{n}=\mathrm{1}}…

Question-59835

Question Number 59835 by bhanukumarb2@gmail.com last updated on 15/May/19 Answered by tanmay last updated on 15/May/19 $${T}_{{r}} =\frac{\left({cos}\mathrm{2}\theta\right)^{\mathrm{2}{r}−\mathrm{1}} }{\mathrm{2}{r}−\mathrm{1}} \\ $$$${l}=\underset{{n}\rightarrow\infty} {\mathrm{lim}}\:\Sigma\frac{\left({cos}\mathrm{2}\theta\right)^{\mathrm{2}{r}−\mathrm{1}} }{\mathrm{2}{r}−\mathrm{1}} \\ $$$${l}=\frac{\left({cos}\mathrm{2}\theta\right)^{\mathrm{1}}…

lim-x-pi-4-sec-2-x-2-tan-x-2cos-x-2sin-x-

Question Number 190824 by cortano12 last updated on 12/Apr/23 $$\:\:\underset{{x}\rightarrow\frac{\pi}{\mathrm{4}}} {\mathrm{lim}}\:\frac{\mathrm{sec}\:^{\mathrm{2}} \mathrm{x}−\mathrm{2}\sqrt{\mathrm{tan}\:\mathrm{x}}}{\mathrm{2cos}\:\mathrm{x}−\mathrm{2sin}\:\mathrm{x}}\:=? \\ $$ Commented by 0670322918 last updated on 12/Apr/23 $$\frac{\mathrm{1}}{\mathrm{2}}\underset{{x}\rightarrow\frac{\pi}{\mathrm{4}}} {\mathrm{lim}}\frac{{tan}^{\mathrm{2}} \left({x}\right)+\mathrm{1}−\mathrm{2}+\mathrm{2}−\mathrm{2}\sqrt{{tan}\left({x}\right)}}{{cos}\left({x}\right)\left[\mathrm{1}−{tan}\left({x}\right)\right]}= \\…

lim-x-0-x-1-n-1-n-1-x-1-n-x-2-n-N-Calculate-Without-a-L-Hopital-s-rule-

Question Number 125292 by Kurbanklichevs last updated on 09/Dec/20 $$\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\:\frac{\left({x}+\mathrm{1}\right)^{{n}+\mathrm{1}} −\left({n}+\mathrm{1}\right)\left({x}+\mathrm{1}\right)+{n}}{{x}^{\mathrm{2}} }\:\:\:\:\:{n}\in\mathbb{N} \\ $$$${Calculate}.\:\left({Without}\:{a}\:{L}'{Hopital}'{s}\:{rule}\right) \\ $$ Answered by Dwaipayan Shikari last updated on 09/Dec/20…

1-n-1-2n-1-2n-1-1-n-2-lim-n-2n-1-2n-1-1-n-

Question Number 125282 by Mammadli last updated on 09/Dec/20 $$\mathrm{1}.\:\underset{\boldsymbol{{n}}=\mathrm{1}} {\overset{\infty} {\sum}}\sqrt[{\boldsymbol{{n}}}]{\frac{\mathrm{2}\boldsymbol{{n}}−\mathrm{1}}{\mathrm{2}\boldsymbol{{n}}+\mathrm{1}}}=? \\ $$$$\mathrm{2}.\:\underset{\boldsymbol{{n}}\rightarrow\infty} {\boldsymbol{{lim}}}\sqrt[{\boldsymbol{{n}}}]{\frac{\mathrm{2}\boldsymbol{{n}}−\mathrm{1}}{\mathrm{2}\boldsymbol{{n}}+\mathrm{1}}}=? \\ $$ Answered by mathmax by abdo last updated on…