解方程(x²-1)²-5(x²-1) 4=0
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/02 11:17:08
![解方程(x²-1)²-5(x²-1) 4=0](/uploads/image/z/1078504-16-4.jpg?t=%E8%A7%A3%E6%96%B9%E7%A8%8B%28x%26%23178%3B-1%29%26%23178%3B-5%28x%26%23178%3B-1%29+4%3D0)
x){|i;֨PS645Ԅ2LLl
lIR_`gC
0{:a
@TkGVVT4҄K>ц WahV0Յ0AF
&`#<;Rm
解方程(x²-1)²-5(x²-1) 4=0
解方程(x²-1)²-5(x²-1) 4=0
解方程(x²-1)²-5(x²-1) 4=0
(X²-1)²-5(X²-1)+4=0
(X²-1-4)(X²-1-1)=0
(X²-5)(X²-2)=0
(X-√5)(X+√5)(X-√2)(X+√2)=0
X1=√5 X2=-√5 X3=√2 X4=-√2