计算题:1.2345^5+0.7655^2+2.469*0.76552345^5+0.7655^2+2.469*0.7655

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/29 06:51:29

计算题:1.2345^5+0.7655^2+2.469*0.76552345^5+0.7655^2+2.469*0.7655
计算题:1.2345^5+0.7655^2+2.469*0.7655
2345^5+0.7655^2+2.469*0.7655

计算题:1.2345^5+0.7655^2+2.469*0.76552345^5+0.7655^2+2.469*0.7655
是1.2345^2+0.7655^2+2.469*0.7655吧
1.2345^2+0.7655^2+2.469*0.7655
=1.2345^2+2*1.2345*0.7655+0.7655^2
=(1.2345+0.7655)^2
=2^2
=4

=(1.2345+2.469)*0.7665
=3.7035*0.7665
=2.83873275

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