Question Number 1039 by tera last updated on 22/May/15 $${jumlah}\:{akar}−{akar}\:{persamaan}\:\left[{x}\right]^{\mathrm{2}} −\mathrm{2}\left[{x}\right]−\mathrm{3}=\mathrm{0}\:{sama}\:{dengan} \\ $$$${a}.−\mathrm{10}\:\:\:\:\:\:\:\:\:\:{b}.−\mathrm{3}\:\:\:\:\:\:{e}.\mathrm{4} \\ $$$${c}.−\mathrm{1}\:\:\:\:\:\:\:\:\:\:\:\:\:{d}.\mathrm{0} \\ $$ Commented by prakash jain last updated on 22/May/15…
Question Number 1030 by 123456 last updated on 20/May/15 $$\frac{{dy}}{{dt}}−\frac{{dx}}{{dt}}=\frac{{t}\frac{{dy}}{{dt}}+{y}}{{t}\frac{{dx}}{{dt}}+{x}} \\ $$ Answered by prakash jain last updated on 21/May/15 $${y}={k}_{\mathrm{1}} {t},{x}={k}_{\mathrm{2}} {t} \\ $$$$\frac{{dy}}{{dt}}={k}_{\mathrm{1}}…
Question Number 651 by 123456 last updated on 19/Feb/15 $$\mathrm{arg}\left(\mathrm{z}−\mathrm{a}\right)−\mathrm{arg}\left(\mathrm{z}−\mathrm{z}_{\mathrm{1}} \right)−\mathrm{arg}\left(\mathrm{z}−\bar {\mathrm{z}}_{\mathrm{1}} \right)={k}\pi \\ $$$${a}\in\mathbb{R} \\ $$$${z}_{\mathrm{1}} \in\mathbb{C},\Im\left(\bar {{z}}_{\mathrm{1}} \right)\neq\mathrm{0} \\ $$$${z}\in\mathbb{C} \\ $$$${k}\in\mathbb{Z} \\…
Question Number 66562 by Rio Michael last updated on 17/Aug/19 $${given}\:{that}\:\:\mid{z}\:−\:\mathrm{i}\mid\:=\:\mid{z}\:−\:\mathrm{4}\:+\mathrm{3}\:\mathrm{i}\mid \\ $$$${sketch}\:{the}\:{locus}\:{of}\:\:{z} \\ $$$${find}\:{the}\:{catersian}\:{equation}\:{of}\:{this}\:{locus}. \\ $$ Commented by mathmax by abdo last updated on…
Question Number 1023 by 123456 last updated on 20/May/15 $$\phi_{{n}} :\mathbb{R}\rightarrow\mathbb{R} \\ $$$${n}\in\mathbb{N}^{\ast} \\ $$$$\phi_{{n}} ={t}^{{n}} \frac{{d}^{{n}} \phi}{{dt}^{{n}} } \\ $$$$\phi_{\mathrm{1}} \left({t}\right)=?,\phi_{\mathrm{1}} \left(\mathrm{1}\right)=+\mathrm{1} \\ $$$$\phi_{\mathrm{2}}…
Question Number 66548 by AnjanDey last updated on 17/Aug/19 $$\boldsymbol{{Evaluate}}:\int\sqrt{{x}\sqrt{{x}+\mathrm{1}}\:}{dx} \\ $$ Commented by AnjanDey last updated on 19/Aug/19 $${Please}\:{evaluate}\:{this}\:{integral}…{It}'{s}\:{very}\:{needful}\:{and}\:{urgent}… \\ $$ Terms of Service…
Question Number 991 by Madan pd gupta last updated on 13/May/15 $$\mathrm{3}\left(\mathrm{3}{x}−\mathrm{4}\right)+\mathrm{3}\left({x}−\mathrm{2}\right)=\mathrm{4} \\ $$ Answered by prakash jain last updated on 13/May/15 $$\mathrm{9}{x}−\mathrm{12}+\mathrm{3}{x}−\mathrm{6}=\mathrm{0} \\ $$$$\mathrm{12}{x}=\mathrm{18}\Rightarrow{x}=\frac{\mathrm{18}}{\mathrm{12}}=\frac{\mathrm{3}}{\mathrm{2}}…
Question Number 132064 by I want to learn more last updated on 10/Feb/21 Commented by mr W last updated on 11/Feb/21 $$\left({m}_{\mathrm{1}} +{m}_{\mathrm{2}} \right){a}=\left({m}_{\mathrm{1}} −{m}_{\mathrm{2}}…
Question Number 985 by tera last updated on 13/May/15 $${jika}\:{fungsi}\:{f}\left({x}\right)=\:{px}^{\mathrm{2}} −\left({p}+\mathrm{1}\right){x}−\mathrm{6} \\ $$$${mencapai}\:{nilai}\:{tertingi}\:{untuk}\: \\ $$$${x}=−\mathrm{1}.\:{maka}\:{nilai}\:{p}=…..\mho \\ $$$$ \\ $$ Answered by prakash jain last updated…
Question Number 66513 by Rio Michael last updated on 16/Aug/19 $${when}\:{finding}\:\:\int_{\mathrm{0}} ^{\mathrm{2}} \left(\mathrm{2}{x}\:+\mathrm{4}\right)^{\mathrm{5}} {dx}\: \\ $$$${must}\:{we}\:{change}\:{limits}? \\ $$ Commented by kaivan.ahmadi last updated on 17/Aug/19…