gaokao 2015 Q1

gaokao · China · national-II-arts Inequalities Set Operations Using Inequality-Defined Sets
1. Given sets $A = \{ x \mid - 1 < x < 2 \} , B = \{ x \mid 0 < x < 3 \}$, then $A \cup B =$
A. $( - 1,3 )$
B. $( - 1,0 )$
C. $( 0,2 )$
D. $( 2,3 )$
1. Given sets $A = \{ x \mid - 1 < x < 2 \} , B = \{ x \mid 0 < x < 3 \}$, then $A \cup B =$\\
A. $( - 1,3 )$\\
B. $( - 1,0 )$\\
C. $( 0,2 )$\\
D. $( 2,3 )$