Asked in
Math and Arithmetic
Algebra

How do you factor x squared plus 3?

Answer

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Wiki User
June 01, 2009 3:04AM

x^2 + 3

= x^2 - (-3)

= x^2 - (√-3)^2

= x^2 - (i√3)^2

= [x - (√3)i][x + (√3)i]