9*(0,(3))²-10*0,(3)+1<0;
9*(1/3)²-10*(1/3)+1<0;
9*(1/9)-10/3+3/3<0;
1-7/3<0;
-4/3<0; все верно!
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9*(0,(3))²-10*0,(3)+1<0;
9*(1/3)²-10*(1/3)+1<0;
9*(1/9)-10/3+3/3<0;
1-7/3<0;
-4/3<0; все верно!