Mathematics, 11.11.2020 19:50 penny3109

HELP ME, PLEASE solve the following system of equations by trigonometric techniques:

$\left \{ {{x+y+z=1} \atop {\sqrt{\frac{xy}{z+xy} }+\sqrt{\frac{yz}{x+yz} }=\sqrt{\frac{xz}{y+xz} } }} \right.$

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