Question Number 196145 by Erico last updated on 18/Aug/23 $$\mathrm{Calculer}\:\underset{\:\frac{\mathrm{1}}{\alpha}} {\int}^{\:+\infty} {e}^{−\alpha{t}^{\mathrm{2}} +\mathrm{2}{t}} {dt} \\ $$ Answered by Mathspace last updated on 20/Aug/23 $${t}=\frac{\mathrm{1}}{\alpha}+{x}\:\Rightarrow \\…
Question Number 195722 by Ari last updated on 08/Aug/23 Commented by Ari last updated on 08/Aug/23 Two metal blocks are placed on top of each other as in the figure. They are released in a vacuum, falling together freely under the action of the earth's gravitational field. What is the force acting on the 3 kg metal block during the fall Commented by mr W last updated on 08/Aug/23…
Question Number 195165 by Nimnim111118 last updated on 25/Jul/23 $$\mathrm{If}\:\overset{\rightarrow} {\mathrm{r}_{\mathrm{1}} }=\left(\mathrm{sin}\theta,\mathrm{cos}\theta,\theta\right),\:\overset{\rightarrow} {\mathrm{r}_{\mathrm{2}} }=\left(\mathrm{cos}\theta,−\mathrm{sin}\theta,−\mathrm{3}\right)\:\mathrm{and} \\ $$$$\:\overset{\rightarrow} {\mathrm{r}_{\mathrm{3}} }=\left(\mathrm{2},\mathrm{3},−\mathrm{1}\right),\:\mathrm{find}\:\frac{\mathrm{d}}{\mathrm{d}\theta}\left\{\overset{\rightarrow} {\mathrm{r}_{\mathrm{1}} }×\left(\overset{\rightarrow} {\mathrm{r}_{\mathrm{2}} }×\overset{\rightarrow} {\mathrm{r}_{\mathrm{3}} }\right)\right\}\:\mathrm{at}\:\theta=\mathrm{0} \\…
Question Number 195113 by SirMUTUKU last updated on 24/Jul/23 Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 194600 by byaw last updated on 10/Jul/23 $$ \\ $$An object is pulled up a smooth plane inclined at angle 45° to the…
Question Number 194602 by byaw last updated on 10/Jul/23 $$ \\ $$A ball is thrown vertically upwards with a velocity of 10m/s from a point…
Question Number 194497 by Biteshwar last updated on 08/Jul/23 $$\mathrm{12th} \\ $$$$ \\ $$$$ \\ $$$$ \\ $$$$ \\ $$ Commented by Frix last updated…
Question Number 193809 by byaw last updated on 20/Jun/23 A(-1, 2), B(3, 5) and C(4, 8) are the vertices of triangle ABC. Forces whose magnitudes…
Question Number 130889 by mnjuly1970 last updated on 30/Jan/21 $$\:\:\:\:\:\:\:\:\:\:\:\:\:\:…\:\:\:{advanced}\:\:{mathematcs}\:\:… \\ $$$$\:{prove}\:{that}:: \\ $$$$\:\:\:\:\underset{{n}=\mathrm{1}} {\overset{\infty} {\sum}}\frac{\left(−\mathrm{1}\right)^{{n}} }{\mathrm{1}+{n}^{\mathrm{2}} }\:=\frac{{csch}\left(\pi\right)−\mathrm{1}}{\mathrm{2}} \\ $$$$ \\ $$ Answered by mindispower…
Question Number 130573 by byaw last updated on 26/Jan/21 Terms of Service Privacy Policy Contact: info@tinkutara.com