1编号:26961题型:单选题测试正确率:26.09%

2编号:26960题型:单选题测试正确率:78.26%

3编号:26959题型:单选题测试正确率:32.89%

4编号:26958题型:单选题测试正确率:53.95%

计算xn-1÷x·x3-n的结果为()

5编号:26957题型:单选题测试正确率:93.42%

计算x5÷x4+x·x2的结果是()

6编号:26956题型:单选题测试正确率:73.68%

7编号:26955题型:单选题测试正确率:62.11%

计算-(y5·y2)÷(y3·y4)的结果是()

8编号:26954题型:单选题测试正确率:42.63%

9编号:26953题型:单选题测试正确率:38.89%

计算-(-3)-2的结果为()

10编号:26952题型:单选题测试正确率:72.22%