(1+√2)x²-(1-√2)x=0求详细,看了别人的看不懂
问题描述：
(1+√2)x²-(1-√2)x=0求详细,看了别人的看不懂
答
两边乘√2-1
(2-1)x²+(√2-1)²x=0
x²+(3-2√2)x=0
x[x+(3-2√2))=0
x=0,x=2√2-3x[x+(3-2√2))=0
x=0,x=2√2-3就这看不懂能详细么x+(3-2√2)=0
采纳吧