1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()

2编号:26956题型:单选题测试正确率:73.68%

3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()

4编号:26954题型:单选题测试正确率:42.63%

5编号:26953题型:单选题测试正确率:38.89%

计算-(-3)-2的结果为()

6编号:26952题型:单选题测试正确率:72.22%

7编号:26951题型:单选题测试正确率:63.89%

8编号:26950题型:单选题测试正确率:37.88%

9编号:26949题型:单选题测试正确率:40.91%

10编号:26948题型:单选题测试正确率:75.76%