1编号:83124题型:单选题测试正确率:0%
计算:( )
2编号:83123题型:单选题测试正确率:0%
3编号:83118题型:单选题测试正确率:0%
计算:=( )
4编号:83116题型:单选题测试正确率:0%
5编号:83115题型:单选题测试正确率:0%
6编号:83114题型:单选题测试正确率:0%
7编号:83112题型:单选题测试正确率:0%
8编号:83110题型:单选题测试正确率:0%
9编号:83108题型:单选题测试正确率:0%
10编号:80364题型:单选题测试正确率:0%
已知有理数a,b,c在数轴上的对应点如图所示,则化简的结果为( )
提醒: