Category: Vector

Question Number 28695 by yesaditya22@gmail.com last updated on 29/Jan/18 $$\mid \overrightarrow{\mathrm{a}}+\overrightarrow{\mathrm{b}}\mid =40,\mid \overrightarrow{\mathrm{a}}-\overrightarrow{\mathrm{b}}\mid =20\mathrm{\&}\mid \overrightarrow{\mathrm{a}}\mid =10\mathrm{then}\mathrm{find}\mid \overrightarrow{\mathrm{b}}\mid$$ Answered by mrW2 last updated on 29/Jan/18…

Question Number 93874 by i jagooll last updated on 15/May/20 $$\mathrm{find}\mathrm{k}\mathrm{if}\mathrm{the}\mathrm{vector}(\overline{1}-2,\mathrm{k})\mathrm{in}{\mathbb{R}}^3$$$$\mathrm{be}\mathrm{a}\mathrm{linear}\mathrm{combination}\mathrm{of}\mathrm{the}$$$$\mathrm{vectors}(3,0,2)\mathrm{\&}(2,-1,-5)$$ Commented by i jagooll last updated on…

Question Number 28201 by pieroo last updated on 21/Jan/18 $$\mathrm{prove}\mathrm{the}\mathrm{sine}\mathrm{rule}\mathrm{using}\mathrm{dot}\mathrm{product}$$$$\mathrm{need}\mathrm{help}\mathrm{please}$$ Terms of Service Privacy Policy Contact: info@tinkutara.com

Question Number 93299 by Rio Michael last updated on 12/May/20 $$\mathrm{find}\mathrm{a}\mathrm{reduction}\mathrm{formulae}\mathrm{for}{I}_n={\int }_{-1}^0{x}^n{(1+x)}^{2}dx$$ Commented by mathmax by abdo last updated…

Question Number 27673 by ajfour last updated on 12/Jan/18 Commented by ajfour last updated on 12/Jan/18 $$Findvectoreq.ofbluelinein$$$$givenplanethatmakesaminimum$$$$anglewiththegivenredline.$$ Terms of…