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無人玩拿？ //x^2+yz=36 y^2+zx=32 z^2+xy=72 Solve the above system of non-linear equations for x,y and z. Note: "a^b" means "a to power b." // S.C，題目係咁多？(我認為有可能，不過以防萬一問下jei)