Question Number 150861 by naka3546 last updated on 16/Aug/21
$${Find}\:\:{the}\:\:{solution}\:\:{of}\:\:: \\ $$$$\left\{_{{x}^{\mathrm{2}} +\mathrm{3}{xy}+\mathrm{2}{y}^{\mathrm{2}} −\mathrm{4}\:=\:\mathrm{0}} ^{\mathrm{2}{x}^{\mathrm{2}} −\mathrm{2}{xy}−\mathrm{3}{y}^{\mathrm{2}} +\mathrm{7}\:=\:\mathrm{0}} \right. \\ $$$${Please}\:\:{show}\:\:{your}\:\:{working}… \\ $$
Answered by EDWIN88 last updated on 16/Aug/21
Commented by naka3546 last updated on 16/Aug/21
$${thank}\:\:{you},\:\:{sir}. \\ $$