SOLUTION: Find the real solution of the equation. Check your answer, please. y^4 - 2y^2 - 8 = 0

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: Find the real solution of the equation. Check your answer, please. y^4 - 2y^2 - 8 = 0      Log On


   

Question 916148: Find the real solution of the equation. Check your answer, please.
y^4 - 2y^2 - 8 = 0
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
x-(-2) is a factor
-2 is a zero
Quotient is x^3-2x^2+2x-4
x-(2) is a factor
2 is a zero
Quotient is 1x^2+0x+2
x^2+2