Question Number 1479 by yyy last updated on 12/Aug/15 $$ \\ $$$$ \\ $$ Answered by 123456 last updated on 12/Aug/15 $$\xi:\mathbb{R}×\mathrm{X}\rightarrow\mathbb{R} \\ $$$$\xi_{\mathrm{X}} \left({s}\right)=\underset{{x}\in\mathrm{X}}…
Question Number 1016 by 123456 last updated on 14/May/15 $$\left[\left(\overset{\rightarrow} {{x}}×\overset{\rightarrow} {{a}}\right)×\overset{\rightarrow} {{b}}\right]×\overset{\rightarrow} {{x}}=\overset{\rightarrow} {{c}} \\ $$ Answered by rpatle69@gmail.com last updated on 14/May/15 $$\left[−\overset{\rightarrow}…