Identify the quadratic function that contains the points (-1,-4), (0,0) and (2,-10). f(x) = - 3x2 + x f(x) = 3x2 - x f(x) = - 3x2 - x f(x) = 3x2 + x

Frank owns a $141,000 home, for which he has a 30-year mortgage in the amount of $700 a month. once he has paid off mortgage, how much will he have paid in investment? a. $111,000 b. $109,000 c. $120,000 d. $141,000