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Category: Algebra

Question-190522

Question Number 190522 by Rupesh123 last updated on 04/Apr/23 Answered by gatocomcirrose last updated on 05/Apr/23 $$\mathrm{g}'\left(\mathrm{y}\right)=\mathrm{f}\left(\mathrm{y}\right)\Rightarrow\mathrm{g}''\left(\mathrm{y}\right)=\mathrm{f}'\left(\mathrm{y}\right) \\ $$$$\mathrm{f}'\left(\mathrm{x}\right)=\mathrm{cosx}\sqrt{\mathrm{1}+\mathrm{sen}^{\mathrm{2}} \mathrm{x}} \\ $$$$\mathrm{g}''\left(\pi/\mathrm{6}\right)=\mathrm{f}'\left(\pi/\mathrm{6}\right)=\frac{\sqrt{\mathrm{3}}}{\mathrm{2}}\sqrt{\mathrm{1}+\frac{\mathrm{1}}{\mathrm{4}}}=\frac{\sqrt{\mathrm{15}}}{\mathrm{4}} \\ $$ Terms…

Question-190523

Question Number 190523 by Rupesh123 last updated on 04/Apr/23 Answered by mr W last updated on 01/Sep/23 $$\left({m}+{n}+{p}\right)\left({mn}+{np}+{pm}\right)={mnp} \\ $$$$\left({m}+{n}\right)\left({mn}+{np}+{pm}+{p}^{\mathrm{2}} \right)=\mathrm{0} \\ $$$$\left({m}+{n}\right)\left[{m}\left({n}+{p}\right)+\left({n}+{p}\right){p}\right]=\mathrm{0} \\ $$$$\left({m}+{n}\right)\left({n}+{p}\right)\left({p}+{m}\right)=\mathrm{0}…

0-pi-4-sin-d-cos-sin-d-where-zeta-

Question Number 124963 by 676597498 last updated on 07/Dec/20 $$\int_{\mathrm{0}} ^{\:\frac{\pi}{\mathrm{4}}} \frac{\mathrm{sin}\left(\varsigma\right)\mathrm{d}\varsigma}{\mathrm{cos}\left(\varsigma\right)+\mathrm{sin}\left(\varsigma\right)}\mathrm{d}\varsigma \\ $$$$\mathrm{where}\:\varsigma\::\:\mathrm{zeta}\: \\ $$ Commented by MJS_new last updated on 07/Dec/20 $$\mathrm{syntax}\:\mathrm{error}. \\…

Question-190448

Question Number 190448 by Abdullahrussell last updated on 03/Apr/23 Answered by a.lgnaoui last updated on 04/Apr/23 $$\:{a}+{b}+{c}\:\:\:\:\:\:=\mathrm{6}\:\:\:\:\:\:\:\:\:\:\:\:\:\left(\mathrm{1}\right) \\ $$$$\:{ab}+{bc}+{ca}=\mathrm{3}\:\:\:\:\:\:\:\:\:\:\:\:\:\left(\mathrm{2}\right) \\ $$$$\:{abc}\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:=−\mathrm{1}\:\:\:\:\:\:\:\left(\mathrm{3}\right) \\ $$$$ \\ $$$$\left(\mathrm{1}\right)×\left(\mathrm{2}\right)\Rightarrow\:{a}^{\mathrm{2}}…

how-is-solution-lim-x-0-x-10-sin-4-x-cos-8-x-x-1-3-x-4-3x-3-3x-2-x-

Question Number 190435 by mustafazaheen last updated on 02/Apr/23 $$ \\ $$$$\mathrm{how}\:\mathrm{is}\:\mathrm{solution} \\ $$$$\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\frac{\mathrm{x}^{\mathrm{10}} \centerdot\mathrm{sin}^{\mathrm{4}} \mathrm{x}\centerdot\mathrm{cos}^{\mathrm{8}} \mathrm{x}\centerdot\left(\mathrm{x}+\mathrm{1}\right)^{\mathrm{3}} }{\mathrm{x}^{\mathrm{4}} +\mathrm{3x}^{\mathrm{3}} +\mathrm{3x}^{\mathrm{2}} +\mathrm{x}}=? \\ $$$$ \\…

Find-the-nth-term-of-the-AP-2-2-5-2-11-

Question Number 59336 by Tawa1 last updated on 08/May/19 $$\mathrm{Find}\:\mathrm{the}\:\mathrm{nth}\:\mathrm{term}\:\mathrm{of}\:\mathrm{the}\:\mathrm{AP}:\:\:\:\:\:\mathrm{2},\:\:\:\:−\:\frac{\mathrm{2}}{\mathrm{5}}\:,\:\:\:\:\:−\:\frac{\mathrm{2}}{\mathrm{11}}\:,\:… \\ $$ Answered by Forkum Michael Choungong last updated on 08/May/19 $${d}=\:{t}_{\mathrm{2}} −{t}_{\mathrm{1}} ={t}_{\mathrm{3}} −{t}_{\mathrm{2}}…

Question-190407

Question Number 190407 by cortano12 last updated on 02/Apr/23 Answered by som(math1967) last updated on 02/Apr/23 $$\frac{{b}+{c}}{{a}}+\mathrm{1}=\frac{{c}+{a}}{{b}}+\mathrm{1}=\frac{{a}+{b}}{{c}}+\mathrm{1} \\ $$$$\Rightarrow\frac{{a}+{b}+{c}}{{a}}=\frac{{a}+{b}+{c}}{{b}}=\frac{{a}+{b}+{c}}{{c}} \\ $$$$\Rightarrow\frac{\mathrm{1}}{{a}}=\frac{\mathrm{1}}{{b}}=\frac{\mathrm{1}}{{c}}\:\:\left[\because\left({a}+{b}+{c}\right)\neq\mathrm{0}\right] \\ $$$$\Rightarrow{a}={b}={c} \\ $$$${now}\:\frac{{a}^{\mathrm{3}}…