SOLUTION: find all zeroes f(x) = x^4+6x^2-27

Question 310460: find all zeroes f(x) = x^4+6x^2-27
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Let , then

Factor.

Two solutions:

.
.
.

.
.
.
(,,, )
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