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Complex factoring watch
- Thread Starter
Last edited by John taylor; 31-12-2012 at 16:04.
- 31-12-2012 15:12
- Study Helper
- 31-12-2012 15:33
Suppose you had 2x^2-6x+4 i.e 2 times (x^2-3x+2)
Use of the quadratic formula would give x=2 or x=1, but your quadratic is not (x-2)(x-1)
You need to multiply by the coeff. of x^2.