Category: Others

Question Number 216621 by Tawa11 last updated on 12/Feb/25 Answered by A5T last updated on 12/Feb/25 Commented by A5T last updated on 12/Feb/25 $$\left[\mathrm{OA}_{\mathrm{1}} \mathrm{DT}\right]=\left[\mathrm{ABCT}\right]\:\mathrm{when}\:\mathrm{both}\:\mathrm{cars}\:\mathrm{meet}\:\mathrm{at}\:\mathrm{time}\:\mathrm{t}…

Question Number 216593 by Tawa11 last updated on 11/Feb/25 Answered by A5T last updated on 11/Feb/25 $$\mathrm{At}\mathrm{vertex},\frac{\mathrm{dy}}{\mathrm{dx}}=2\mathrm{ax}+\mathrm{b}=0\Rightarrow 18\mathrm{a}+\mathrm{b}=0\Rightarrow \mathrm{b}=-18\mathrm{a}$$$$-14=81\mathrm{a}+9\mathrm{b}+\mathrm{c}$$$$\Rightarrow \mathrm{c}=-14+81\mathrm{a}$$$$\Rightarrow \mathrm{a}+\mathrm{b}+\mathrm{c}=\mathrm{a}-18\mathrm{a}-14+81\mathrm{a}=64\mathrm{a}-14$$$$\frac{\mathrm{d}^{\mathrm{2}}…

Question Number 216560 by Tawa11 last updated on 10/Feb/25 An object of mass M, initially at rest at the coordinate origin, explodes into three parts.…

Question Number 216477 by Jubr last updated on 08/Feb/25 Answered by A5T last updated on 08/Feb/25 $$2)\sqrt{1-\sqrt{-3}}=\mathrm{u};\sqrt{1+\sqrt{-3}}=\mathrm{v}$$$$\Rightarrow {\mathrm{u}}^2+{\mathrm{v}}^2=2;\mathrm{uv}=\sqrt{1^2-{\left(\sqrt{-3}\right)}^2}=\sqrt{4}=2$$$$\Rightarrow\left(\mathrm{u}+\mathrm{v}\right)^{\mathrm{2}}…

Question Number 216487 by Tawa11 last updated on 08/Feb/25 $$\mathrm{Find}\mathrm{the}\mathrm{value}\mathrm{of}{\omega }^7+{\omega }^8+{\omega }^{12}\mathrm{where}$$$$\omega \mathrm{is}\mathrm{omega}\mathrm{function}.$$ Commented by mr W last updated on 09/Feb/25…