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$�� 12.11. �� :�) {(x^2-25)/x?0, 3x-2>0}; �) {(x^2-36)/x?0, 2x+24>0};�) {(x-4)(x-2)/x?0, 5(x+2)-3>13}; �) {(x-1)(x+5)/x?0,...$

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12.11. �� :

�) {(x^2-25)/x?0, 3x-2>0}; �) {(x^2-36)/x?0, 2x+24>0};

�) {(x-4)(x-2)/x?0, 5(x+2)-3>13}; �) {(x-1)(x+5)/x?0, 6(x+2)-5<11};

�) {(1-x)(x+2)/(x(x+3))<0, 6x?-12}; �) {(x+1)(x-5)/(x(3-x))<0, -5x?-15}.

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