Seudónimo Seudónimo 01-06-2015 Mathematics contestada Two sets of quadratic expressions are shown below in various forms: Line 1: x2 − x − 6 (x + 2)(x − 3) (x + 0.5)2 − 6.25 Line 2: x2 − x − 2 (x + 1)(x − 2) (x − 0.5)2 − 2.25 Which line contains three equivalent expressions?