Nere8zfTon5duaroykay Nere8zfTon5duaroykay 13-03-2017 Mathematics contestada Which values for a and b make the statement (a + 2)(b - 9) = 0 true? a = 2, b = -9 a = -2, b = 9 a = -2, b = -9 a = 2, y = 9
