Question Number 22649 by ajfour last updated on 21/Oct/17 Commented by ajfour last updated on 21/Oct/17 $${solution}\:{to}\:{Q}.\mathrm{22599} \\ $$ Answered by ajfour last updated on…
Question Number 153722 by EDWIN88 last updated on 09/Sep/21 $$\:\:\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\:\frac{\mathrm{tan}\:{x}+{x}\:\mathrm{sec}\:{x}−\mathrm{sin}\:{x}−{x}}{{x}^{\mathrm{3}} \:\mathrm{cos}\:{x}}\:=? \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 153716 by Rankut last updated on 09/Sep/21 Commented by Rankut last updated on 09/Sep/21 $${help}\:\:{please} \\ $$ Answered by mr W last updated…
Question Number 88180 by ubaydulla last updated on 08/Apr/20 $$\left(\mathrm{5}+\mathrm{4}{y}\right)×{dy}={y}^{\mathrm{3}} {x}\: \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 88181 by ubaydulla last updated on 08/Apr/20 Commented by mathmax by abdo last updated on 09/Apr/20 $$\left.\mathrm{5}\right)\:{y}^{'} \:+{y}\:={e}^{\mathrm{2}{x}} \:\:\:\left({he}\right)\rightarrow{y}^{'} \:+{y}\:=\mathrm{0}\Rightarrow\frac{{y}^{'} }{{y}}=−\mathrm{1}\:\Rightarrow{ln}\mid{y}\mid=−{x}\:+{c}\:\Rightarrow \\ $$$${y}\:={k}\:{e}^{−{x}}…
Question Number 88178 by ubaydulla last updated on 08/Apr/20 $$ \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 88179 by ubaydulla last updated on 08/Apr/20 $${z}={x}^{\mathrm{2}} /{y}^{\mathrm{3}} \:\:\:\:\:\:\:\:\:\:{dz}=? \\ $$ Answered by TANMAY PANACEA. last updated on 08/Apr/20 $${dz}=\left(\frac{\partial{z}}{\partial{x}}\right)_{{y}} {dx}+\left(\frac{\partial{z}}{\partial{y}}\right)_{{x}} {dy}…
Question Number 153714 by pete last updated on 09/Sep/21 $$\mathrm{How}\:\mathrm{many}\:\mathrm{three}−\mathrm{digit}\:\mathrm{numbers}\:\mathrm{can}\:\mathrm{be} \\ $$$$\mathrm{formed}\:\mathrm{using}\:\mathrm{the}\:\mathrm{digits}\:\mathrm{2},\mathrm{3},\mathrm{5},\mathrm{7},\mathrm{8}\:\mathrm{if}\: \\ $$$$\mathrm{the}\:\mathrm{number}\:\mathrm{is}\:\mathrm{odd}\:\mathrm{and}\:\mathrm{no}\:\mathrm{digit}\:\mathrm{is}\:\mathrm{repeted}? \\ $$ Answered by EDWIN88 last updated on 09/Sep/21 $$=\:{P}_{\mathrm{1}} ^{\:\mathrm{3}}…
Question Number 88177 by M±th+et£s last updated on 08/Apr/20 $${prove}\:{that} \\ $$$$ \\ $$$$\int_{\mathrm{0}} ^{\mathrm{2020}} \left({x}−\left[{x}\right]\right)\sqrt{{x}−\left[{x}\right]}\:{dx}=\mathrm{808} \\ $$ Answered by TANMAY PANACEA. last updated on…
Question Number 22640 by Tinkutara last updated on 21/Oct/17 $${With}\:{usual}\:{notation},\:{show}\:{that} \\ $$$$\frac{{C}_{\mathrm{0}} }{{x}}\:−\:\frac{{C}_{\mathrm{1}} }{{x}+\mathrm{1}}\:+\:\frac{{C}_{\mathrm{2}} }{{x}+\mathrm{2}}\:−\:….\:+\:\left(−\mathrm{1}\right)^{{n}} \frac{{C}_{{n}} }{{x}+{n}}= \\ $$$$\frac{{n}!}{{x}\left({x}\:+\:\mathrm{1}\right)\left({x}\:+\:\mathrm{2}\right)….\left({x}\:+\:{n}\right)} \\ $$ Terms of Service Privacy…