SOLUTION: These are polynomial functions\equations It says to simplify all square roots and answers should not be decimals If necessary,use zero product property. Factor or solve the foll

Algebra ->  Rational-functions -> SOLUTION: These are polynomial functions\equations It says to simplify all square roots and answers should not be decimals If necessary,use zero product property. Factor or solve the foll      Log On


   

Question 1174743: These are polynomial functions\equations
It says to simplify all square roots and answers should not be decimals
If necessary,use zero product property.
Factor or solve the following:
3x⁴+2x²+3=2x⁴-2x²+8
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!

Hi
3x⁴+2x²+3=2x⁴-2x²+8
 x^4 + 4x^2 -5 = 0      | Let X = x^2
 X^2 + 4X - 5 = 0
 (X + 5)(X - 1) = 0
     X = -5   0r  X = 1 
   x^2 = -5    and x = ± i√5
0r x^2 = 1  and x = ± 1 
 Two real and two imaginary roots
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