?$\sqrt {10},\sqrt {11}$?
?$\sqrt {7}-\sqrt {3}或\sqrt {3}-\sqrt {7}$?
?$ 3.14159,\sqrt {64},\sqrt[{3}] {64},0.334,\sqrt {\frac {25}{36}},\frac {13}{7},0.\dot{3}$?
?$ π,-\sqrt {11},\sqrt[{3}] {-9}$?
?$ -\sqrt {3}\lt \sqrt {2}\lt \sqrt {5}$?
?$ 1-\sqrt {2},1+\sqrt {2}$?
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