Question Number 210761 by mr W last updated on 18/Aug/24 Commented by mr W last updated on 18/Aug/24 $${find}\:{the}\:{radius}\:{R}\:{of}\:{the}\:{largest}\:{sphere} \\ $$$${which}\:{can}\:{be}\:{placed}\:{between}\:{the}\:{red} \\ $$$${and}\:{blue}\:{planes}\:{in}\:{the}\:{first}\:{octant}. \\ $$$${assume}\:\mathrm{0}<{p}\leqslant{a},\:\mathrm{0}<{q}\leqslant{b},\:\mathrm{0}<{r}\leqslant{c}.…
Question Number 210687 by shohruz last updated on 16/Aug/24 Commented by mr W last updated on 16/Aug/24 $${what}'{s}\:{the}\:{question}? \\ $$ Commented by Frix last updated…
Question Number 210694 by ajfour last updated on 16/Aug/24 Answered by mr W last updated on 17/Aug/24 Commented by mr W last updated on 17/Aug/24…
Question Number 210688 by BHOOPENDRA last updated on 16/Aug/24 $$ \\ $$In a convex quadrilateral ABCD, diagonals AC and BD intersect at E, while perpendicular…
Question Number 210695 by cherokeesay last updated on 16/Aug/24 Commented by A5T last updated on 17/Aug/24 Answered by mr W last updated on 17/Aug/24 Commented…
Question Number 210667 by mr W last updated on 15/Aug/24 Answered by ajfour last updated on 16/Aug/24 $${let}\:{C}\:{be}\:{origin}\:\:{and}\:{A}\left({p},{q}\right) \\ $$$${q}=\frac{{p}}{\:\sqrt{\mathrm{3}}} \\ $$$${q}={p}−{a} \\ $$$$\mathrm{0}−{q}={m}\left(\mathrm{2}{a}−{p}\right) \\…
Question Number 210421 by ajfour last updated on 08/Aug/24 Answered by mr W last updated on 08/Aug/24 Commented by mr W last updated on 08/Aug/24…
Question Number 210265 by BHOOPENDRA last updated on 04/Aug/24 $${If}\:{we}\:{observe}\:{when}\:{light}\:{source}\: \\ $$$${illuminates}\:{the}\:{surface}\:{of}\:{an}\:{object} \\ $$$${lets}\:{say}\:{its}\:{a}\:{sphere}\left({football}\right)\:,{the}\:{area} \\ $$$${visible}\:{zone}\:{decreases}\:{as}\:{the}\:{light}\:{source} \\ $$$${comes}\:{near}\:{the}\:{surface}.{So}\:\:{calculate}\:{rate}\:{of}\:{change} \\ $$$${visible}\:{area}\:{when}\:{light}\:{source}\:{is}\:{coming} \\ $$$${towards}\:{the}\:{object}\:{or}\:{moving}\:{away}\: \\ $$$${from}\:{the}\:{object}.{And}\:{in}\:{the}\:{case}\:{of}\:{earth} \\…
Question Number 210233 by Shohjahon last updated on 03/Aug/24 Answered by mr W last updated on 04/Aug/24 Commented by mr W last updated on 04/Aug/24…
Question Number 210236 by Tawa11 last updated on 03/Aug/24 Answered by mr W last updated on 04/Aug/24 $$\frac{\mathrm{2}×\left(\mathrm{3}+\mathrm{5}\right)}{\mathrm{3}}×\mathrm{24}=\mathrm{128}\:\checkmark \\ $$ Commented by Tawa11 last updated…