(4a²-3ab)+(-5a²b+2ab)

来源：学生作业帮助网编辑：作业帮时间：2024/05/06 00:08:22

(4a²-3ab)+(-5a²b+2ab)
(4a²-3ab)+(-5a²b+2ab)

(4a²-3ab)+(-5a²b+2ab)
(4a²-3ab)+(-5a²b+2ab)
=4a²-3ab-5a²b+2ab
=4a²-ab-5a²b

4a²-ab-5a²b

原式=4a²-3ab-5a²b+2ab
=4a²-ab-5a²b

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