1编号:26967题型:单选题测试正确率:84.21%

2编号:26966题型:单选题测试正确率:42.11%

3编号:26965题型:单选题测试正确率:70.45%

4编号:26964题型:单选题测试正确率:63.64%

5编号:26963题型:单选题测试正确率:52.27%

6编号:26962题型:单选题测试正确率:41.3%

计算-a8÷(-a)3–a3·a2的结果为()

7编号:26961题型:单选题测试正确率:26.09%

8编号:26960题型:单选题测试正确率:78.26%

9编号:26959题型:单选题测试正确率:32.89%

10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()