Question Number 125895 by john_santu last updated on 15/Dec/20 $$\:\:\:\:\int\:\frac{{dx}}{\mathrm{tan}\:^{\mathrm{4}} {x}+\mathrm{1}}\:? \\ $$ Answered by Dwaipayan Shikari last updated on 15/Dec/20 $$\int\frac{{dx}}{{tan}^{\mathrm{4}} {x}+\mathrm{1}}\:\:\:\:\:\:\:\:\:{tanx}={t}\Rightarrow{sec}^{\mathrm{2}} {x}=\frac{{dt}}{{dx}} \\…
Question Number 125892 by mathmax by abdo last updated on 15/Dec/20 $$\mathrm{decompose}\:\mathrm{tbe}\:\mathrm{fraction}\:\mathrm{F}\left(\mathrm{x}\right)\:=\frac{\mathrm{x}^{\mathrm{2}} }{\left(\mathrm{x}^{\mathrm{2}} −\mathrm{1}\right)^{\mathrm{3}} } \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 60357 by Sardor2211 last updated on 20/May/19 Commented by Mr X pcx last updated on 20/May/19 $${the}\:{equation}\:{is}\:{not}\:{clear}\:{but}\:{i}\:{suppose} \\ $$$${that}\:{is}\:\left(\mathrm{1}+{x}^{\mathrm{2}} \right){y}^{'} −\mathrm{2}{xy}\:=\left(\mathrm{1}+{x}^{\mathrm{2}} \right)^{\mathrm{2}} \\…
Question Number 191430 by TechnicalDev last updated on 24/Apr/23 $${factorise}\:\mathrm{4}{x}^{\mathrm{4}} +\mathrm{81} \\ $$ Answered by som(math1967) last updated on 24/Apr/23 $$\mathrm{4}{x}^{\mathrm{4}} +\mathrm{81} \\ $$$$=\left(\mathrm{2}{x}^{\mathrm{2}} \right)^{\mathrm{2}}…
Question Number 125893 by bramlexs22 last updated on 15/Dec/20 $$\:\:\:\:\:\:\:\int\:\frac{\mathrm{sin}\:{x}\:\mathrm{cos}\:{x}}{\left(\mathrm{1}+\sqrt{\mathrm{sin}\:\mathrm{2}{x}}\right)^{\mathrm{3}} }\:{dx}\: \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 125890 by geraldinebalasta last updated on 15/Dec/20 $$\left(\mathbb{Z}^{+,\ast} \right)\:{where}\:{x}^{\ast} {y}=\:{x}−{y}\:{for}\:{all}\:{x},{y}\:\in\:{z}^{+} . \\ $$ Commented by talminator2856791 last updated on 15/Dec/20 $$\:\mathrm{what}\:\mathrm{is}\:\mathrm{the}\:\mathrm{question}? \\ $$…
Question Number 60354 by Sardor2211 last updated on 20/May/19 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 125889 by bramlexs22 last updated on 15/Dec/20 $$\:\:\int\:\frac{\mathrm{tan}\:^{\mathrm{3}} {x}}{\:\sqrt{\mathrm{sec}\:{x}}}\:{dx}\:?\: \\ $$ Answered by bobhans last updated on 15/Dec/20 $$\int\:\frac{\mathrm{tan}\:{x}\left(\mathrm{sec}\:^{\mathrm{2}} {x}−\mathrm{1}\right)}{\:\sqrt{\mathrm{sec}\:{x}}}\:{dx}\:= \\ $$$$\:\left[\:\mathrm{sec}\:{x}\:=\:{u}^{\mathrm{2}} \:\Rightarrow\mathrm{tan}\:{x}\:{dx}\:=\:\frac{\mathrm{2}\:{du}}{{u}}\:\right]…
Question Number 60351 by bhanukumarb2@gmail.com last updated on 20/May/19 Commented by bhanukumarb2@gmail.com last updated on 20/May/19 $${without}\:{applying}\:{geomtry}\:{plz}\:{solve}\:{it}….. \\ $$ Commented by bhanukumarb2@gmail.com last updated on…
Question Number 125884 by Dwaipayan Shikari last updated on 14/Dec/20 $$\underset{{n}=\mathrm{0}} {\overset{\infty} {\sum}}\frac{\left(\sqrt{\mathrm{5}}−\mathrm{2}\right)^{{n}} \begin{pmatrix}{\mathrm{2}{n}}\\{{n}}\end{pmatrix}}{\left(\left(\mathrm{2}{n}+\mathrm{1}\right)\left(\left(\sqrt{\mathrm{5}}+\frac{\mathrm{1}}{\:\sqrt{\mathrm{5}}}\right)^{{n}+\frac{\mathrm{1}}{\mathrm{2}}} +\left(\sqrt{\mathrm{5}}−\frac{\mathrm{1}}{\:\sqrt{\mathrm{5}}}\right)^{{n}−\frac{\mathrm{1}}{\mathrm{2}}} \right)\right)} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com