SOLUTION: x^4+3x^2+4 factor

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Question 262550: x^4+3x^2+4
factor
Answer by drk(1908) About Me  (Show Source):
You can put this solution on YOUR website!
factored by quadratic, we get
x%5E2+=+%28-3+%2B-+sqrt%289-4%2A1%2A4+%29%29%2F%282%29+
and simplified, we get
x%5E2+=+%28-3+%2B-+sqrt%28-7+%29%29%2F%282%29+
so, x would equal
plus_or_minus sqrt%28%28-3+%2B-+sqrt%28-7+%29%29%2F%282%29%29%29+