61x-x^2=60 怎么解

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/15 16:50:40
61x-x^2=60 怎么解
x)33Э353PxdgNjmKubf` ]CM af  (D`  3l 젖ڀ9&Ӂi& Fu d@EakM9^5|1 314:A-

61x-x^2=60 怎么解
61x-x^2=60 怎么解

61x-x^2=60 怎么解
61x-x^2=60
x^2-61x+60=0
(x-1)(x-60)=0
x-1=0 x-60=0
x1=1 x2=60

x^2-61x+60=0
(x-1)(x-60)=0
x=1 x=60

(x-60)(x-1)=0
X=60 X=1

61x-x^2=60
x^2-61x+60=0
(x-1)(x-60)=0
x=1或x=60

61x-x^2=60
x^2-61x+60=0
(x-1)(x-60)=0
x1=1,x2=60