123456789的2次方-123456788x123456790

来源:学生作业帮助网 编辑:作业帮 时间:2024/10/06 21:40:44
123456789的2次方-123456788x123456790
x)3426153|>ٚϦԅYT@Y6IED/!d[b-8Dh{C=،A a*TF 1W)Y

123456789的2次方-123456788x123456790
123456789的2次方-123456788x123456790

123456789的2次方-123456788x123456790
=123456789*123456789-123456788x123456790
=123456789*123456788+123456789-123456788x123456790
=(123456789-123456790)*123456788+123456789
=123456789-123456788
=1