Question Number 68830 by Rio Michael last updated on 15/Sep/19 $${please}\:{can}\:{someone}\:{check}\:{question}\:\:\:\mathrm{68728} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 134339 by subhambiswas last updated on 02/Mar/21 $$\mathrm{i}\:\mathrm{can}\:\mathrm{not}\:\mathrm{find}\:\mathrm{my}\:\mathrm{saved}\:\mathrm{pdf}\:\mathrm{please}\:\mathrm{tell}\:\mathrm{me}\:\mathrm{the}\:\mathrm{process}\:\mathrm{to}\:\mathrm{find}\:\mathrm{my}\:\mathrm{pdf} \\ $$ Commented by mr W last updated on 02/Mar/21 $${they}\:{are}\:{all}\:{saved}\:{in} \\ $$$${sdcard}/{tinkutara}/{maths} \\ $$…
Question Number 134328 by BHOOPENDRA last updated on 02/Mar/21 $${express}\:{f}\left({x}\right)={x}\:{as}\:{a}\:{sine}\:{series}\: \\ $$$${in}\:\mathrm{0}<{x}<\pi? \\ $$ Answered by Dwaipayan Shikari last updated on 02/Mar/21 $${log}\left(\mathrm{1}+{e}^{{ix}} \right)={log}\left(\sqrt{\mathrm{2}+\mathrm{2}{sinx}}\right)+{itan}^{−\mathrm{1}} \frac{{sinx}}{{cosx}+\mathrm{1}}…
Question Number 68728 by Rio Michael last updated on 15/Sep/19 $${dear}\:{scientist}. \\ $$$${i}\:{did}\:{some}\:{research}\:{on}\:{the}\:{energy}\:{obtained}\:{from}\:{the}\:{sun} \\ $$$${any}\:{other}\:{source}\:\:{by}\:{a}\:{liquid},\:{of}\:{density}\:\rho\:,\:{velocity}\:\:{v},\:\:{viscosity}\:\eta\:{and}\:{distance}\: \\ $$$${travelled}\:\:\:{d}. \\ $$$$ \\ $$$${i}\:{came}\:{out}\:{with}\:{the}\:{equation}\: \\ $$$$\:\:\:{E}\:=\:{k}\:\left(\:{v}\rho\:\eta^{\mathrm{3}} \:{d}^{\mathrm{2}} \right)…
Question Number 134259 by Dwaipayan Shikari last updated on 01/Mar/21 $$\frac{\mathrm{1}}{\mathrm{998}}+\frac{\mathrm{1}}{\mathrm{998}.\mathrm{1995}}+\frac{\mathrm{1}}{\mathrm{998}.\mathrm{1995}.\mathrm{2992}}+\frac{\mathrm{1}}{\mathrm{998}.\mathrm{1995}.\mathrm{2992}.\mathrm{3989}}+…=\frac{\mathrm{1}}{\mathrm{997}} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 134251 by Dwaipayan Shikari last updated on 01/Mar/21 $$\underset{{n}=\mathrm{1}} {\overset{{n}} {\sum}}{nsin}\left({n}\right) \\ $$ Commented by Dwaipayan Shikari last updated on 01/Mar/21 $$\underset{{n}=\mathrm{1}} {\overset{{n}}…
Question Number 68676 by Rio Michael last updated on 14/Sep/19 $${Solve}\:{the}\:{equation} \\ $$$${tanh}^{−\mathrm{1}} \left(\frac{{x}−\mathrm{2}}{{x}+\mathrm{1}}\right)\:=\:{ln}\:\mathrm{2} \\ $$$${show}\:{that}\:{the}\:{set}\:\left\{\mathrm{1},\mathrm{2},\mathrm{4},\mathrm{8}\right\}\:\:{under}\:×_{\mathrm{15}} \:,{multiplication}\:{mod}\:\mathrm{15}\:\:{forms}\:{a}\:{group}. \\ $$ Commented by MJS last updated on…
Question Number 68675 by Rio Michael last updated on 14/Sep/19 $$\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\: \\ $$$$\:{Express}\:{in}\:{partial}\:{fraction}\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\: \\ $$$$\:{f}\left({x}\right)\:\equiv\:\frac{\mathrm{2}{x}^{\mathrm{3}} \:+\:{x}\:+\:\mathrm{2}}{\left({x}^{\mathrm{2}} +\mathrm{1}\right)\left({x}+\mathrm{1}\right)\left({x}−\mathrm{2}\right)}\:{x}\:\neq\:−\mathrm{1},\mathrm{2} \\ $$$${Hence}\:{or}\:{otherwise}\:\:{show}\:{that}\:\: \\ $$$$\:\int_{\mathrm{0}} ^{\mathrm{1}} {f}\left({x}\right)\:{dx}\:=\:−\frac{\mathrm{1}}{\mathrm{12}}\left[\:\mathrm{13}{ln}\:\mathrm{2}\:+\:\pi\right] \\ $$$$…
Question Number 68617 by Rio Michael last updated on 14/Sep/19 $${find}\:{the}\:{value}\:{of}\:{p}\:{given}\:{that} \\ $$$$\mathrm{3}^{{p}} \:×\:\mathrm{3}^{−\mathrm{1}} \:×\:\mathrm{5}\:×\:\mathrm{3}^{{p}−\mathrm{1}} \:=\:\mathrm{2}\:×\:\mathrm{3}^{\mathrm{4}} \\ $$ Commented by Rasheed.Sindhi last updated on 14/Sep/19…
Question Number 68609 by TawaTawa last updated on 14/Sep/19 Commented by TawaTawa last updated on 14/Sep/19 $$\mathrm{I}\:\mathrm{got}\:\mathrm{4m}/\mathrm{s}^{\mathrm{2}} \:\:\:\mathrm{in}\:\mathrm{number}\:\mathrm{14},\:\mathrm{please}\:\mathrm{help}\:\mathrm{me}\:\mathrm{check} \\ $$ Answered by mr W last…