3(x-5)²＝2(5-x)

来源：学生作业帮助网编辑：六六作业网时间：2024/12/26 10:50:32

3(x-5)²＝2(5-x)3(x-5)²＝2(5-x)3(x-5)²＝2(5-x)3(x²-10x+25)=10-2x3x²-30x+75=10-2

3(x-5)²＝2(5-x)
3(x-5)²＝2(5-x)

3(x-5)²＝2(5-x)
3(x²-10x+25)=10-2x
3x²-30x+75=10-2x
3x²-28x+65=0
△=4
x1=5 x2=13/3
有点跳步了啊抱歉