Answers

2014-07-06T15:40:33+08:00
1. (2x-2)(x-2)
2. (x-4)(x+2)
i cant solve the no. 3 maybe your copy is not correct? for me it must be x^2-3x=28 so it can be factored. because the x^2-4x=28 is not factorable.
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