SOLUTION: (x^4)-(3x^2)+2=0

Algebra.Com
Question 492362: (x^4)-(3x^2)+2=0
Answer by lwsshak3(11628)   (Show Source): You can put this solution on YOUR website!
(x^4)-(3x^2)+2=0
**
x^4-3x^2+2=0
(x^2-2)(x^2-1)=0
(x^2-2)(x+1)(x-1)=0
x^2-2=0
x^2=2
x=±√2
..
x+1=0
x=-1
..
x-1=0
x=1
..
solutions:
x=1, -1, √2, -√2

RELATED QUESTIONS

x^2 - 3x + 4 =... (answered by jim_thompson5910)
x^4 - 3x^2 + 2 =... (answered by stanbon)
x^4... (answered by rahman)
x^4+3x^2-4=0 (answered by tran3209)
x^-4-3x^-2-4=0 (answered by jim_thompson5910)
1. x^4 + 3x^2 - 4... (answered by sofiyac)
Solve, x=_______:... (answered by josmiceli)
x^4+3x^2-10=0 (answered by mananth)
x^4+3x^2-28=0 (answered by KMST)