Sanchezjayr120go Sanchezjayr120go Math Answered I. FUNCTIONS A. Indicate whether each set defines a function. Find the domain and range. 1. \ (- 1, 4) (0,3), (1,2), (2,1)). 2. \{(1, 1), (2, 1), (3, 1), (1, 2), (2, 2), (3, 2)\} 3. ((1.). (2.), (3,4). (4)} 4. ((1,1), (2,2), (3,3), (4,4)} 5. ((4,1), (3,2), (2,3), (1,4)}