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(13/4)*x+(1/2)*y+(3/8)*z+1.875;(1/2)*x+1*y+(3/8)*z-25;(3/8)*x+(3/8)*y+(3/16)*z-3
987654321;123456789
(4*x^2-(6*x)-4)/((x-2)^4) < 0;x
x
(4*x^2-(6*x)-4)/((x-2)^2) < 0;x
x
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