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WAEC - Mathematics (2009 - No. 10)
Factorize x
2
- 2x - 3xy completely
(x - 2)(3x - y)
(x - 3y)(x - 2)
(x - 3y)(x - 3y)
(3x + y)(x - 2)
Forklaring
x
2
- 2x - 3xy + 6y = x(x - 2) -3y(x - 2)
= (x - 3y)(x - 2)
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