Factorize x 2 - 2x - 3xy completely
MATHEMATICS
WAEC 2009
Factorize x2 - 2x - 3xy completely
- A. (x - 2)(3x - y)
- B. (x - 3y)(x - 2)
- C. (x - 3y)(x - 3y)
- D. (3x + y)(x - 2)
Correct Answer: B. (x - 3y)(x - 2)
Explanation
x2 - 2x - 3xy + 6y = x(x - 2) -3y(x - 2)
= (x - 3y)(x - 2)
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