Question Number 104811 by bobhans last updated on 24/Jul/20 $${Given}\:\begin{cases}{{a}+{b}\sqrt{\mathrm{3}}−\mathrm{2}{c}\:=\:\mathrm{1}}\\{\mathrm{3}{b}^{\mathrm{2}} +{c}^{\mathrm{2}} \:=\:\mathrm{2}{a}^{\mathrm{2}} }\\{{a}^{\mathrm{2}} +\mathrm{4}{ac}\:=\:\mathrm{5}{c}^{\mathrm{2}} }\end{cases} \\ $$$${find}\:{b} \\ $$ Answered by maths mind last updated…
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Question Number 104782 by qwertyu last updated on 23/Jul/20 Answered by abdomsup last updated on 23/Jul/20 $${this}\:{question}\:{is}\:{solved}\:{see}\:{the}\: \\ $$$${platform} \\ $$ Commented by qwertyu last…
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Question Number 39218 by behi83417@gmail.com last updated on 03/Jul/18 Answered by MJS last updated on 12/Aug/18 $${x}_{\mathrm{1}} =\mathrm{1};\:{y}_{\mathrm{1}} =\sqrt{\mathrm{2}}\:\left(\mathrm{plain}\:\mathrm{to}\:\mathrm{see}\:\mathrm{but}\:\mathrm{there}\:\mathrm{are}\:\mathrm{3}\right. \\ $$$$\left.\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\mathrm{more}\:\mathrm{real}\:\mathrm{solutions}\right) \\ $$$${y}=−{x}^{\mathrm{2}} +\mathrm{1}+\sqrt{\mathrm{2}} \\…
Question Number 170276 by mnjuly1970 last updated on 19/May/22 Commented by Rasheed.Sindhi last updated on 19/May/22 $${See}\:{Q}#\mathrm{170054} \\ $$ Terms of Service Privacy Policy Contact:…
Question Number 104717 by 1549442205PVT last updated on 24/Jul/20 $$\mathrm{In}\:\mathrm{the}\:\mathrm{a}\:\:\mathrm{sport}\:\mathrm{camp},\:\mathrm{65\%}\:\mathrm{children}\:\mathrm{know} \\ $$$$\mathrm{playing}\:\mathrm{the}\:\mathrm{football},\mathrm{70\%}−\mathrm{in}\:\mathrm{voleyball},\mathrm{75\%}−\mathrm{in} \\ $$$$\mathrm{basketball}.\mathrm{What}\:\mathrm{is}\:\mathrm{least}\:\mathrm{number}\:\mathrm{of}\:\mathrm{children}\:\mathrm{who} \\ $$$$\mathrm{know}\:\mathrm{playing}\:\mathrm{all}\:\mathrm{above}\:\mathrm{three}\:\mathrm{sport}\:\mathrm{games}? \\ $$$$\left(\mathrm{Answer}\:\mathrm{10\%}\right) \\ $$ Terms of Service Privacy Policy…
Question Number 104706 by Skabetix last updated on 23/Jul/20 $${find}\:{the}\:{value}\:{of}\:\:{p}\:\left({pls}\:{help}\right) \\ $$$$\mathrm{1}^{\mathrm{3}} +\mathrm{3}^{\mathrm{3}} +\mathrm{5}^{\mathrm{3}} +…+{p}^{\mathrm{3}} =\mathrm{8128} \\ $$$$ \\ $$ Commented by mr W last…
Question Number 104696 by nimnim last updated on 23/Jul/20 Answered by Rasheed.Sindhi last updated on 23/Jul/20 $${A}'{s}\:{age}\:{at}\:{present}\:{x}\:{years} \\ $$$${B}'{s}\:{age}\:{at}\:{present}\:{y}\:{years} \\ $$$$\:\:\:\:{x}−\mathrm{7}=\:\mathrm{5}\left({y}−\mathrm{7}\right)^{\mathrm{2}} …….\left({i}\right) \\ $$$$\:\:\:{y}+\mathrm{3}=\frac{\mathrm{2}}{\mathrm{5}}\left({x}+\mathrm{3}\right)………\left({ii}\right) \\…