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OpenStudy (anonymous):
If (x + 1)(x - 3) = 12, then which of the following statements is true? x+1=0 or x-3=0 x+1=12 or x-3=12 x-5=0 or x+3=0
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OpenStudy (anonymous):
This is easy. All you do is use FOIL to solve the first side of the equation then you would use the quadratic formulas and look for the roots. That is your answer. If you still don't get it, just tag me and I will explain more specifically.
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