Question Number 62923 by peter frank last updated on 26/Jun/19 Answered by peter frank last updated on 27/Jun/19 $${Q}=\mathrm{8}{C} \\ $$$${t}=\mathrm{20}{s} \\ $$$${no}\:{of}\:{ion}\:{Zn}=? \\ $$$${Zn}^{\mathrm{2}+}…
Question Number 128459 by SLVR last updated on 07/Jan/21 $${For}\:{any}\:{complex}\:{number}\:{z},{z}^{{n}} =\bar {{z}}\:{has}\:\left({n}+\mathrm{2}\right)\:{solutions}\:{How}??? \\ $$ Answered by mr W last updated on 10/Jan/21 $${let}\:{z}={r}\left(\mathrm{cos}\:\theta+{i}\:\mathrm{sin}\:\theta\right)={re}^{{i}\theta} \\ $$$${z}^{{n}}…
Question Number 128456 by Study last updated on 07/Jan/21 $${li}\underset{{x}\rightarrow\mathrm{0}} {{m}}\left({cosx}\right)^{{logx}} =??? \\ $$ Commented by mr W last updated on 07/Jan/21 $$\rightarrow\mathrm{1}^{−\infty} =\mathrm{1} \\…
Question Number 128457 by SLVR last updated on 07/Jan/21 Commented by BHOOPENDRA last updated on 07/Jan/21 $${x}^{\mathrm{5}} =\frac{\mathrm{133}{x}−\mathrm{78}}{\mathrm{133}−\mathrm{78}{x}} \\ $$$$\mathrm{78}{x}^{\mathrm{6}} −\mathrm{133}{x}^{\mathrm{5}} +\mathrm{133}−\mathrm{78}=\mathrm{0} \\ $$$$\left({x}^{\mathrm{2}} −\mathrm{1}\right)\left(\mathrm{78}{x}^{\mathrm{4}}…
Question Number 62919 by otchereabdullai@gmail.com last updated on 26/Jun/19 $$\mathrm{kelvin}\:\mathrm{and}\:\mathrm{price}\:\mathrm{were}\:\mathrm{contesting}\:\mathrm{for}\:\mathrm{an} \\ $$$$\mathrm{election}\:\mathrm{in}\:\mathrm{the}\:\mathrm{year}\:\mathrm{2016},\:\mathrm{kelvin}\:\mathrm{lost}\:\mathrm{the} \\ $$$$\mathrm{election}\:\mathrm{and}\:\:\mathrm{prince}\:\mathrm{won}\:\mathrm{the}\:\mathrm{election}\:\mathrm{thursday} \\ $$$$\mathrm{of}\:\mathrm{the}\:\mathrm{second}\:\mathrm{week}\:\mathrm{of}\:\mathrm{December}.\:\mathrm{After} \\ $$$$\mathrm{how}\:\mathrm{many}\:\mathrm{days}\:\mathrm{will}\:\mathrm{prince}\:\mathrm{win}\:\mathrm{the}\:\mathrm{election} \\ $$$$\mathrm{again}\:\mathrm{on}\:\mathrm{thursday}\:\mathrm{if}\:\mathrm{the}\:\mathrm{eletion}\:\mathrm{is}\:\mathrm{postponed}\:\mathrm{to}\:\mathrm{the} \\ $$$$\mathrm{first}\:\mathrm{week}\:\mathrm{of}\:\mathrm{january}.\:\mathrm{suppose}\:\left(\mathrm{kelvin}\:\mathrm{continious}\right. \\ $$$$\mathrm{to}\:\mathrm{loose}\:\mathrm{the}\:\mathrm{eletion}\:\mathrm{again}\:\mathrm{in}\:\mathrm{the}\:\mathrm{next}\:\mathrm{four} \\…
Question Number 62914 by Tawa1 last updated on 26/Jun/19 Answered by MJS last updated on 27/Jun/19 $$\mathrm{this}\:\mathrm{is}\:\mathrm{very}\:\mathrm{easy} \\ $$$${R}=\mathrm{15} \\ $$$${r}=\frac{\mathrm{15}}{\mathrm{3}}=\mathrm{5} \\ $$$$\mathrm{blue}={R}^{\mathrm{2}} \pi−\mathrm{7}{r}^{\mathrm{2}} \pi=\mathrm{50}\pi…
Question Number 62912 by Hope last updated on 26/Jun/19 Answered by Hope last updated on 27/Jun/19 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 128444 by ZulqarnainHaiderSial last updated on 07/Jan/21 $$\left({x}+{y}\right)\left({x}+{y}\right)=?\:{if}\:{xy}=−\mathrm{3}\:\:{and}\:{x}^{\mathrm{2}} +{y}^{\mathrm{2}} =\mathrm{10} \\ $$ Commented by BHOOPENDRA last updated on 07/Jan/21 $$ \\ $$$$\left({x}+{y}\right)^{\mathrm{2}} ={x}^{\mathrm{2}}…
Question Number 128445 by BHOOPENDRA last updated on 07/Jan/21 $${tsinh}\mathrm{2}{t}\:{sin}\mathrm{3}{t}\: \\ $$$${find}\:{the}\:{laplace}\:{transformation}? \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 62908 by aliesam last updated on 26/Jun/19 $$\int\frac{{arctan}\left({x}\right)}{{x}}{dx} \\ $$ Commented by mathmax by abdo last updated on 26/Jun/19 $$\left.\:\left.{for}\:{all}\:{x}\:{from}\:{R}\:\:\:\:{u}\rightarrow\frac{{arctanu}}{{u}}{is}\:{integrable}\:{on}\:\right]\mathrm{0},{x}\right]{let}\:{f}\left({t}\right)\:=\int_{\mathrm{0}} ^{{x}} \:\frac{{arctan}\left({tu}\right)}{{u}}{du} \\…