1编号:54530题型:单选题测试正确率:77.45%
下列计算正确的是( )
2编号:54529题型:单选题测试正确率:74.43%
化简的结果是( )
3编号:54527题型:单选题测试正确率:88.64%
4编号:54526题型:单选题测试正确率:92.42%
计算的结果是( )
5编号:54461题型:单选题测试正确率:51.84%
化简,当,时,代数式的值是( )
6编号:54459题型:单选题测试正确率:78.21%
7编号:54458题型:单选题测试正确率:85.01%
8编号:54453题型:单选题测试正确率:91.54%
9编号:54452题型:单选题测试正确率:71.36%
若,,则的值为( )
10编号:54451题型:单选题测试正确率:91.58%
已知:,则( )
提醒: