题目
2.(5.0分)设集合A=(1,2,3,4),B=(2,4,6,9),那么集合A,B的对称差A⊕B=()。A. (2,4,6)B. (1,3)C. (1,3,6,9)D. (1,2,3,4,6,9)
2.(5.0分)设集合A={1,2,3,4},B={2,4,6,9},那么集合A,B的对称差A⊕B=()。
A. {2,4,6}
B. {1,3}
C. {1,3,6,9}
D. {1,2,3,4,6,9}
题目解答
答案
C. {1,3,6,9}
A. {2,4,6}
B. {1,3}
C. {1,3,6,9}
D. {1,2,3,4,6,9}