Question Number 153033 by ZiYangLee last updated on 04/Sep/21 $${y}=\mathrm{log}\:\left(\mathrm{1}+\mathrm{cos}\:{x}\right) \\ $$$$\frac{{dy}}{{dx}}= \\ $$ Answered by puissant last updated on 04/Sep/21 $${y}={ln}\left(\mathrm{1}+{cosx}\right) \\ $$$$\frac{{dy}}{{dx}}=\frac{−{sinx}}{\mathrm{1}+{cosx}} \\…
Question Number 153030 by islamo last updated on 04/Sep/21 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 153016 by joki last updated on 04/Sep/21 $$\int_{\mathrm{0}} ^{\mathrm{2}} \mathrm{xe}^{\mathrm{4}−\mathrm{x}^{\mathrm{2}} } \mathrm{dx} \\ $$ Commented by mr W last updated on 04/Sep/21 $$=−\frac{\mathrm{1}}{\mathrm{2}}\int_{\mathrm{0}}…
Question Number 153009 by SANOGO last updated on 04/Sep/21 $${montrer}\:{que}: \\ $$$$\mathrm{2}{cos}\frac{\pi}{\mathrm{2}^{{n}} }=\sqrt{\mathrm{2}\:+\sqrt{\mathrm{2}+…+\sqrt{\mathrm{2}}}} \\ $$$$ \\ $$ Commented by mr W last updated on 04/Sep/21…
Question Number 152993 by 7770 last updated on 03/Sep/21 Commented by otchereabdullai@gmail.com last updated on 08/Sep/21 $$\mathrm{nice} \\ $$ Answered by bobhans last updated on…
Question Number 152974 by Rankut last updated on 03/Sep/21 Commented by Rankut last updated on 03/Sep/21 $${help} \\ $$ Commented by mr W last updated…
Question Number 87439 by mary_ last updated on 04/Apr/20 $$\begin{cases}{\mathrm{2}^{\mathrm{x}} .\mathrm{3}^{\mathrm{y}} =\mathrm{6}}\\{\mathrm{3}^{\mathrm{x}} .\mathrm{4}^{\mathrm{y}} =\mathrm{12}}\end{cases} \\ $$ Commented by john santu last updated on 04/Apr/20 $$\frac{\mathrm{2}^{\mathrm{x}}…
Question Number 87418 by liki last updated on 04/Apr/20 Answered by Rio Michael last updated on 04/Apr/20 $$\left(\mathrm{a}\right)\:\mathrm{since}\:\mathrm{we}\:\mathrm{have}\:\mathrm{3}\:\mathrm{match}\:\mathrm{pairs}\:\mathrm{in}\:\mathrm{the}\:\mathrm{box},\:\mathrm{then} \\ $$$$\mathrm{P}\left(\mathrm{match}\:\mathrm{pair}\right)\:=\:\frac{\mathrm{1}}{\mathrm{3}}. \\ $$$$\:\left(\mathrm{b}\right)\:\mathrm{we}\:\mathrm{have}\:\mathrm{six}\:\mathrm{socks}\:\mathrm{in}\:\mathrm{that}\:\mathrm{box},\:\mathrm{3}\:\mathrm{left}\:\mathrm{feet}\:\mathrm{and}\:\mathrm{3}\:\mathrm{right}\:\mathrm{fit} \\ $$$$\:\:\:\:\:\:\:\mathrm{P}\left(\mathrm{left}\:\mathrm{feet}\right)\:=\:\frac{\mathrm{1}}{\mathrm{3}}\:\mathrm{and}\:\mathrm{P}\left(\mathrm{right}\:\mathrm{feet}\right)\:=\:\frac{\mathrm{1}}{\mathrm{3}} \\…
Question Number 87409 by redmiiuser last updated on 04/Apr/20 $$\int\left({sinx}\right)^{\frac{\mathrm{1}}{\mathrm{5}}} {dx} \\ $$ Commented by Prithwish Sen 1 last updated on 04/Apr/20 $$\int\frac{\mathrm{sin}^{\frac{\mathrm{1}}{\mathrm{5}}} \mathrm{x}\:\mathrm{cosx}}{\mathrm{cosx}}\:\mathrm{dx}\:\:\:\mathrm{put}\:\mathrm{sinx}\:=\:\mathrm{u}^{\mathrm{5}} \:\:\mathrm{cosxdx}\:=\:\mathrm{5u}^{\mathrm{4}}…
Question Number 152942 by mathlove last updated on 03/Sep/21 Commented by mathdanisur last updated on 03/Sep/21 $$\mathrm{8}\:=\:\mathrm{8}^{\boldsymbol{\mathrm{x}}} \:\Rightarrow\:\mathrm{x}\:=\:\mathrm{1} \\ $$ Answered by puissant last updated…