Answers

2015-07-14T19:27:50+08:00
The factors are (×-3)(×-3) and the roots are 3 and 3.
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2015-07-15T00:41:15+08:00
X2-6x+9=0
(x-6) (x+9)
x2+9x-6x+54=0
x2+3x+54=0
ang ginamit dyan ay foil method
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