9. What is the domain of the relation {(-2, 4), (1, 3), (0, –4), (3, 2))? A. (-2,0, 1, 3)
C. {0, 1, 2, 4)
B. {-4, -2, 2, 3)
D. (-4, 2, 3, 4)

Choose the right classification of 5x + 3x^4 - 7x^3 + 10 by number terms and he degree 1. third degree polynomial 2. fourth degree polynomial 3. sixth degree polynomial 4. first degree binomial