��.159 �� 10-11 �� (��)

�� #1

$�� 159. �� :�) {x^(1/3)vy+vxy^(1/3)=12, xy=64};�) {v(x/y)+v(y/x)=5/2, x+y=5};�) {x^(1/3)+y^(1/3)=4, x+y=28};�) {x^(1/3)+y^(1/3)=3,...$

�� , ��, �� 10 ��, ��:

159. �� :

�) {x^(1/3)vy+vxy^(1/3)=12, xy=64};

�) {v(x/y)+v(y/x)=5/2, x+y=5};

�) {x^(1/3)+y^(1/3)=4, x+y=28};

�) {x^(1/3)+y^(1/3)=3, x^(2/3)-(xy)^(1/3)+y^(2/3)=2}.

*�� .

(�� )

(�� )

*�� , ��