Gaokao Math Practice Question
设集合 $A=\left\{x \mid x^{2}-5 x+6>0\right\}, B=\{x \mid x-1<0\}$, 则 $A \cap B=$
- A.$(-\infty, 1)$
- B.$(-2,1)$
- C.$(-3,-1)$
- D.$(3,+\infty)$
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