Question Number 10513 by ssparasmani@gmail.com last updated on 15/Feb/17 $${e}^{\left(−\mathrm{2}×\mathrm{10}^{−\mathrm{2}} /\mathrm{2}\right)} \\ $$ Commented by robocop last updated on 16/Feb/17 $${verifica}\:{los}\:{signos}\:{de}\:{agrupacion}\:{y}\:{te}\:{ayudo}.\:{Salu}\mathrm{2}. \\ $$ Terms of…
Question Number 141586 by otchereabdullai@gmail.com last updated on 20/May/21 $$\mathrm{Find}\:\mathrm{the}\:\mathrm{value}\:\mathrm{of}\:\mathrm{x}\:\mathrm{for}\:\mathrm{which}\:\mathrm{the}\:\mathrm{following} \\ $$$$\mathrm{functions}\:\mathrm{are}\:\mathrm{undefined}\: \\ $$$$\left(\mathrm{1}\right)\:\mathrm{g}:\mathrm{x}\rightarrow\frac{\mathrm{5x}+\mathrm{1}}{\mathrm{2}} \\ $$$$\left(\mathrm{2}\right)\:\mathrm{f}:\mathrm{x}\rightarrow\mathrm{3x}^{\mathrm{2}} −\mathrm{5x}+\mathrm{1}\: \\ $$ Answered by physicstutes last updated on…
Question Number 10512 by shiv ram last updated on 15/Feb/17 $$\mathrm{find}\:\mathrm{C}.\mathrm{I}.\:\mathrm{and}\:\:\mathrm{P}.\mathrm{I}.\:\mathrm{of}\:\mathrm{differential}\:\mathrm{equations}\:. \\ $$$$\frac{\mathrm{d}^{\mathrm{2}} \mathrm{y}}{\mathrm{dx}^{\mathrm{2}} }\:+\mathrm{4y}=\mathrm{tan}\:\mathrm{2x}. \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 141581 by qaz last updated on 20/May/21 $$\underset{{n}=\mathrm{0}} {\overset{\infty} {\sum}}\int_{\mathrm{0}} ^{\mathrm{1}} \frac{{x}^{{n}} }{\mathrm{1}+{x}}{dx}=? \\ $$ Commented by Dwaipayan Shikari last updated on 20/May/21…
Question Number 141580 by learner001 last updated on 20/May/21 $${i}\:{am}\:{finding}\:{it}\:{difficult}\:{to}\:{form}\:{a}\:{pde} \\ $$$${from}\:{the}\:{function}\:{f}\left({x}+{y}+{z},\:{x}^{\mathrm{2}} +{y}^{\mathrm{2}} +{z}^{\mathrm{2}} \right). \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 10510 by ajfour last updated on 15/Feb/17 Answered by mrW1 last updated on 15/Feb/17 $$\mathrm{2sin}\:{x}+\mathrm{3cos}\:{x} \\ $$$$=\sqrt{\mathrm{13}}×\left(\frac{\mathrm{2}}{\:\sqrt{\mathrm{13}}}\mathrm{sin}\:{x}+\frac{\mathrm{3}}{\:\sqrt{\mathrm{13}}}\mathrm{cos}\:{x}\right) \\ $$$$=\sqrt{\mathrm{13}}×\left(\mathrm{sin}\:{x}\mathrm{cos}\:{t}+\mathrm{cos}\:{x}\mathrm{sin}\:{t}\right) \\ $$$$=\sqrt{\mathrm{13}}×\mathrm{sin}\:\left({x}+{t}\right) \\ $$$${with}\:{t}=\mathrm{sin}^{−\mathrm{1}}…
Question Number 141577 by qaz last updated on 20/May/21 $$\left(\frac{\mathrm{1}}{\mathrm{1}\centerdot\mathrm{2}\centerdot\mathrm{3}}\right)^{\mathrm{2}} +\left(\frac{\mathrm{1}}{\mathrm{2}\centerdot\mathrm{3}\centerdot\mathrm{4}}\right)^{\mathrm{2}} +\left(\frac{\mathrm{1}}{\mathrm{3}\centerdot\mathrm{4}\centerdot\mathrm{5}}\right)^{\mathrm{2}} +…=\frac{\mathrm{1}}{\mathrm{16}}\left(\mathrm{4}\pi^{\mathrm{2}} −\mathrm{39}\right) \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 10507 by Saham last updated on 14/Feb/17 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 141578 by Khalmohmmad last updated on 20/May/21 $$\int\sqrt{\mathrm{1}+\frac{\mathrm{1}}{{x}}}{dx}=? \\ $$ Answered by bramlexs22 last updated on 20/May/21 $$\:\int\:\frac{\sqrt{\mathrm{1}+{x}}}{\:\sqrt{{x}}}\:{dx}\: \\ $$$$\:{let}\:\sqrt{\mathrm{1}+{x}}\:=\:{u}\:\Rightarrow{x}={u}^{\mathrm{2}} −\mathrm{1}\: \\ $$$${dx}\:=\:\mathrm{2}{u}\:{du}\:…
Question Number 76038 by Crabby89p13 last updated on 22/Dec/19 Answered by JDamian last updated on 22/Dec/19 $$−\frac{\mathrm{3}}{\mathrm{13}}\:\left({A}\right) \\ $$ Commented by Crabby89p13 last updated on…