Category: Differential Equation

Question Number 108005 by Ar Brandon last updated on 13/Aug/20 $$1.{\mathrm{x}}^{″}\left(\mathrm{t}\right)+\mathrm{x}\left(\mathrm{t}\right)=\mathrm{tcos}\left(2\mathrm{t}\right)+(1+{\mathrm{t}}^2)\sin \left(2\mathrm{t}\right)$$$$2.{\mathrm{x}}^{″}\left(\mathrm{t}\right)+\mathrm{x}\left(\mathrm{t}\right)={\mathrm{t}}^2\cos \left(2\mathrm{t}\right)$$ Answered by mathmax by abdo last updated on…

Question Number 107727 by Ar Brandon last updated on 12/Aug/20 $$\mathrm{Determine}\mathrm{all}\mathrm{possible}\mathrm{solutions}\mathrm{to}\mathrm{the}\mathrm{equation};$$$$(1+{\mathrm{t}}^3)x^{\prime }\left(\mathrm{t}\right)+{\mathrm{t}}^{2}x\left(\mathrm{t}\right)+\mathrm{t}{\left(x\left(\mathrm{t}\right)\right)}^2=0$$ Terms of Service Privacy Policy Contact: info@tinkutara.com

Question Number 172731 by Engr_Jidda last updated on 30/Jun/22 Terms of Service Privacy Policy Contact: info@tinkutara.com

Question Number 107108 by Ar Brandon last updated on 08/Aug/20 $${\mathrm{y}}^{″}+\mathrm{y}=\frac{1}{\mathrm{cosx}}$$ Commented by mohammad17 last updated on 08/Aug/20 $$(m^2-i^2)=0\Rightarrow m=\mp i$$$${Yc}={c}_{\mathrm{1}}…

Question Number 106775 by bemath last updated on 07/Aug/20 $${}^{@\mathrm{bemath}@}$$$$\left(1\right)\frac{{\mathrm{d}}^2\mathrm{y}}{{\mathrm{dx}}^2}-6\frac{\mathrm{dy}}{\mathrm{dx}}+9\mathrm{y}=1+\mathrm{x}+{\mathrm{x}}^2$$$$\left(2\right)\{\begin{array}{l}{\mathrm{x}}^3+{3\mathrm{y}}^3=11\\ {\mathrm{x}}^2\mathrm{y}+{\mathrm{xy}}^2=6\end{array}$$ Answered by abdomathmax…