Question Number 209735 by hardmath last updated on 19/Jul/24 $$\mathrm{tan}\left(\mathrm{3x}\right)\:\:+\:\:\mathrm{tan}\left(\mathrm{5x}\right)\:\:=\:\:\mathrm{2} \\ $$$$\mathrm{Find}:\:\:\:\boldsymbol{\mathrm{x}}\:=\:? \\ $$ Answered by a.lgnaoui last updated on 20/Jul/24 $$\mathrm{voir}\:\mathrm{reponse}\:\mathrm{en}\:\mathrm{bas} \\ $$$$\:\left(\mathrm{a}\:\mathrm{l}\:\mathrm{exeption}\:\:\mathrm{d}\:'\mathrm{ereur}\:\mathrm{de}\:\mathrm{calcul}\right) \\…
Question Number 209719 by hardmath last updated on 19/Jul/24 $$\mathrm{If}: \\ $$$$\mathrm{7}^{\mathrm{243}} \:\:=\:\:\overline {\mathrm{a}…\mathrm{bc}} \\ $$$$\mathrm{Find}: \\ $$$$\mathrm{b}\centerdot\mathrm{c}\:=\:? \\ $$ Answered by MM42 last updated…
Question Number 209712 by mr W last updated on 19/Jul/24 Commented by mr W last updated on 19/Jul/24 $${general}\:{case} \\ $$$${OA}={a} \\ $$$${OB}={b}\:>\:{a} \\ $$$$\angle{AOB}=\theta\:<\frac{\pi}{\mathrm{2}}…
Question Number 209694 by Frix last updated on 18/Jul/24 $${x}^{\mathrm{2}} +{xy}+{y}^{\mathrm{2}} =\alpha^{\mathrm{2}} \\ $$$${y}^{\mathrm{2}} +{yz}+{z}^{\mathrm{2}} =\beta^{\mathrm{2}} \\ $$$${z}^{\mathrm{2}} +{zx}+{x}^{\mathrm{2}} =\alpha^{\mathrm{2}} +\beta^{\mathrm{2}} \\ $$$$\mathrm{Find}\:{x}+{y}+{z}\:\mathrm{for}\:{x},\:{y},\:{z}\:\in\mathbb{R}^{+} \\ $$…
Question Number 209662 by depressiveshrek last updated on 18/Jul/24 $$\int\frac{\mathrm{1}}{\mathrm{sin}^{\mathrm{2}} {x}\left(\mathrm{1}+\mathrm{cos}^{\mathrm{2}} {x}\right)}{dx} \\ $$ Answered by ARUNG_Brandon_MBU last updated on 18/Jul/24 $${I}=\int\frac{{dx}}{\mathrm{sin}^{\mathrm{2}} {x}\left(\mathrm{1}+\mathrm{cos}^{\mathrm{2}} {x}\right)} \\…
Question Number 209695 by hardmath last updated on 18/Jul/24 $$\mathrm{If}: \\ $$$$\left(\mathrm{a}\:+\:\mathrm{b}\right)\centerdot\sqrt{\mathrm{2}}\:=\:\mathrm{7}\centerdot\left(\mathrm{a}−\mathrm{b}−\mathrm{4}\right) \\ $$$$\mathrm{Find}: \\ $$$$\left(\mathrm{2a}\:+\:\mathrm{b}\right)\:=\:? \\ $$ Answered by mr W last updated on…
Question Number 209691 by efronzo1 last updated on 18/Jul/24 $$\:\:\:\int\left(\mathrm{2x}^{\mathrm{3x}^{\mathrm{2}} +\mathrm{4x}−\mathrm{7}} \right)\left(\mathrm{log}\:_{\mathrm{2}} \:\left(\mathrm{x}^{\mathrm{2}} +\mathrm{3x}−\mathrm{7}\right)\right)\mathrm{e}^{\mathrm{x}^{\mathrm{2}} +\mathrm{3x}−\mathrm{5}} \:\mathrm{dx}=? \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 209685 by uuuuu last updated on 18/Jul/24 Answered by lepuissantcedricjunior last updated on 23/Jul/24 $$\boldsymbol{{D}}.\boldsymbol{{arctan}}\left(\boldsymbol{{ta}}\overset{\mathrm{2}} {\boldsymbol{{n}x}}\right)+\boldsymbol{{c}} \\ $$ Terms of Service Privacy Policy…
Question Number 209687 by uuuuu last updated on 18/Jul/24 Answered by lepuissantcedricjunior last updated on 18/Jul/24 $$\boldsymbol{{k}}=\int\frac{\boldsymbol{{sin}}\mathrm{2}\boldsymbol{{x}}}{\boldsymbol{{si}}\overset{\mathrm{4}} {\boldsymbol{{n}x}}+\boldsymbol{{co}}\overset{\mathrm{2}} {\boldsymbol{{s}x}}}\boldsymbol{{dx}} \\ $$$$\:\:=\int\frac{\mathrm{2}\boldsymbol{{sinxcosx}}}{\boldsymbol{{co}}\overset{\mathrm{4}} {\boldsymbol{{s}x}}\left(\mathrm{1}+\boldsymbol{{ta}}\overset{\mathrm{4}} {\boldsymbol{{n}x}}\right)}\boldsymbol{{dx}} \\ $$$$\:\:=\int\frac{\mathrm{2}\boldsymbol{{sinx}}}{\boldsymbol{{co}}\overset{\mathrm{3}}…
Question Number 209672 by Ansu last updated on 18/Jul/24 Answered by som(math1967) last updated on 18/Jul/24 $$\:\frac{\mathrm{3}{x}−\mathrm{1}}{\mathrm{4}}=\frac{\mathrm{9}−{x}}{{x}} \\ $$$$\Rightarrow\mathrm{3}{x}^{\mathrm{2}} −{x}=\mathrm{36}−\mathrm{4}{x} \\ $$$$\Rightarrow\mathrm{3}{x}^{\mathrm{2}} +\mathrm{3}{x}−\mathrm{36}=\mathrm{0} \\ $$$$\Rightarrow{x}^{\mathrm{2}}…