Question Number 147603 by puissant last updated on 22/Jul/21 Answered by Olaf_Thorendsen last updated on 22/Jul/21 $$\mathrm{Soit}\:\mathrm{G}\:\mathrm{le}\:\mathrm{nombre}\:\mathrm{de}\:\mathrm{garcons}. \\ $$$$\mathrm{Soit}\:\mathrm{F}\:\mathrm{le}\:\mathrm{nombre}\:\mathrm{de}\:\mathrm{filles}. \\ $$$$\mathrm{G}+\mathrm{F}\:=\:\mathrm{10}\:\:\:\left(\mathrm{1}\right) \\ $$$$ \\ $$$$\mathrm{Chaque}\:\mathrm{garcon}\:\mathrm{a}\:\mathrm{G}−\mathrm{1}\:\mathrm{freres}\:\mathrm{F}\:\mathrm{soeurs}…
Question Number 82067 by john santu last updated on 18/Feb/20 $$\begin{cases}{\mid{x}\mid\:−\sqrt[{\mathrm{3}\:}]{{y}+\mathrm{3}\:}\:=\:\mathrm{1}}\\{\left(−{x}\sqrt{−{x}}\right)^{\mathrm{2}} \:=\:{y}\:+\mathrm{10}}\end{cases} \\ $$$${find}\:{solution} \\ $$ Commented by john santu last updated on 18/Feb/20 Commented…
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Question Number 81564 by jagoll last updated on 14/Feb/20 $${given}\: \\ $$$$\frac{{a}+{b}}{{c}}\:+\:\frac{{a}+{c}}{{b}}\:+\frac{{b}+{c}}{{a}}\:=\:\mathrm{9} \\ $$$${a}^{\mathrm{2}} +{b}^{\mathrm{2}} +{c}^{\mathrm{2}} \:=\:\mathrm{12}\: \\ $$$${maximum}\:{value}\:{of}\:{a}+{b}+{c}\:{is} \\ $$ Commented by mr W…
Question Number 81421 by ajfour last updated on 12/Feb/20 Commented by ajfour last updated on 12/Feb/20 $${If}\:{both}\:{rectangles}\:{have}\:{unit} \\ $$$${areas},\:{find}\:{the}\:{side}\:{length}\:{of} \\ $$$${the}\:{outer}\:{square}. \\ $$ Answered by…
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Question Number 15765 by ajfour last updated on 13/Jun/17 Commented by ajfour last updated on 13/Jun/17 $${Q}.\mathrm{15736}\:\:\:\left({alternate}\:{solution}\right) \\ $$$${Area}\:\Delta{APF}\:\:=\frac{\mathrm{1}}{\mathrm{2}}\left({Area}\:\Delta{ABP}\right) \\ $$$$ \\ $$$${Maximum}\:{area}\:{of}\:\Delta{APF} \\ $$$$\:=\frac{\mathrm{1}}{\mathrm{2}}\left({maximum}\:{Area}\:{of}\:\Delta{ABP}\right)…
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Question Number 15667 by tawa tawa last updated on 12/Jun/17 Commented by mrW1 last updated on 12/Jun/17 $$\mathrm{diagram}\:\mathrm{is}\:\mathrm{not}\:\mathrm{to}\:\mathrm{understand}.\:\mathrm{please} \\ $$$$\mathrm{give}\:\mathrm{a}\:\mathrm{clear}\:\mathrm{diagram}. \\ $$ Commented by tawa…
Question Number 81188 by jagoll last updated on 10/Feb/20 Commented by jagoll last updated on 10/Feb/20 $${dear}\:{mr}\:{W} \\ $$ Answered by mr W last updated…