已知X^2-7XY+12Y^2=0,求X:y

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/17 16:22:49

已知X^2-7XY+12Y^2=0,求X:y
已知X^2-7XY+12Y^2=0,求X:y

已知X^2-7XY+12Y^2=0,求X:y
X^2-7XY+12Y^2=0
(X-3y)(x-4y)=0
X-3y=0.X:y=3
x-4y=0...X:y=4

X²-7XY+12Y²=(x-3y)(x-4y)=0
x-3y=0 或x-4y=0
x/y=3 或4.