如题所述
第1个回答 2020-09-03
去下载作业帮软件APP，这个APP上都行。
第2个回答 2020-09-03
4.3X0.43X7.7
=(4.3X4.3)X0.77
=(4+0.3)²X0.77
=(16+2.4+0.09)X0.77
=18.49X0.8-18.49X0.03
=18.49X1-18.49X0.2-0.5547
=18.49-3.698-0.5547
=18.49-4.2527
=14.2373本回答被网友采纳
=(4.3X4.3)X0.77
=(4+0.3)²X0.77
=(16+2.4+0.09)X0.77
=18.49X0.8-18.49X0.03
=18.49X1-18.49X0.2-0.5547
=18.49-3.698-0.5547
=18.49-4.2527
=14.2373本回答被网友采纳
