Given the general quadratic formula where ax+ bx +c. Determine a + C.
(x - 1) (5x – 4)
2

The domain of the following relation: r: {(3, 5), (8, 6), (2, 1), (8, 6)} is (1 point) no domain exists {1, 5, 6} {3, 8, 2, 8} {2, 3, 8}