��.188 �� 10-11 �� (��)

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$�� 188. �� :�) {vx+vy=26, x^(1/4)+y^(1/4)=6}; �) {x^(1/3)-y^(1/3)=3 3/4, xy=1};�) {vx-vy=5, x^(1/4)-y^(1/4)=1}; �) {x^(1/3)+y^(1/3)=-3,...$

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188. �� :

�) {vx+vy=26, x^(1/4)+y^(1/4)=6}; �) {x^(1/3)-y^(1/3)=3 3/4, xy=1};

�) {vx-vy=5, x^(1/4)-y^(1/4)=1}; �) {x^(1/3)+y^(1/3)=-3, xy=8}.

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