How can i factor ???
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Originally Posted by tigergirl How can i factor ??? Have you had any experience with complex numbers or de Moivre's theorem?
If you want to do it with real coefficients, you can't!
But you can write
Now you can think of those as a difference of squares if you know the square roots of i and -i.
Originally Posted by tigergirl How can i factor ??? The left hand side can be factored as two irreducible quadratic factors if you require real factors:
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