How do you simplify this? 3 - 3x² ----------------- (x - 1)(x - 3) -3x² + 3 ------------------ {switched top terms around} (x - 1)(x - 3) -3(x² - 1) ------------------ {factored -3 out of top} (x - 1)(x - 3) -3(x + 1)(x - 1) ----------------------- {factored top into two binomials, it was a "difference of two squares"} (x - 1)(x - 3) -3(x + 1) ------------ {cancelled x - 1 on top and bottom} x - 3 - Algebra House
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