Category: Vector

Question Number 81007 by M±th+et£s last updated on 08/Feb/20 $$if{t}_m+t_{n}and{t}_m-t_{n}istriangular$$$$numberfindthevalueofm+n$$ Commented by MJS last updated on 08/Feb/20…

Question Number 146472 by nadovic last updated on 13/Jul/21 Commented by nadovic last updated on 13/Jul/21 $$OK$$ Terms of Service Privacy Policy Contact:…

Question Number 15358 by Tinkutara last updated on 09/Jun/17 $$\mathrm{If}\overrightarrow{a},\overrightarrow{b},\overrightarrow{c}\mathrm{are}\mathrm{mutually}\mathrm{perpendicular}$$$$\mathrm{vectors}\mathrm{of}\mathrm{equal}\mathrm{magnitudes},\mathrm{show}\mathrm{that}$$$$\mathrm{the}\mathrm{vector}\overrightarrow{a}+\overrightarrow{b}+\overrightarrow{c}\mathrm{is}\mathrm{equally}\mathrm{inclined}$$$$\mathrm{to}\:\overset{\rightarrow} {{a}},\:\overset{\rightarrow} {{b}}\:\mathrm{and}\:\overset{\rightarrow} {{c}}\:.…

Question Number 15352 by Tinkutara last updated on 09/Jun/17 $$\mathrm{Let}\overrightarrow{a}=\stackrel{\wedge }{i}+4\stackrel{\wedge }{j}+2\stackrel{\wedge }{k},\overrightarrow{b}=3\stackrel{\wedge }{i}-2\stackrel{\wedge }{j}+7\stackrel{\wedge }{k}$$$$\mathrm{and}\:\overset{\rightarrow} {{c}}\:=\:\mathrm{2}\overset{\wedge} {{i}}\:−\:\overset{\wedge} {{j}}\:+\:\mathrm{4}\overset{\wedge} {{k}}\:.\:\mathrm{Find}\:\mathrm{a}\:\mathrm{vector}\:\overset{\rightarrow} {{d}}…

Question Number 146403 by gsk2684 last updated on 13/Jul/21 $$letf(x,y)=\frac{x^5{y}^2}{10}thenfind$$$$D_{u}f(-5,-3)inthedirectionof$$$$thevector<0,-2>?$$ Commented by gsk2684 last updated on…