1) For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range. a) D: {1, -3, -4,} R: {0, 1, 2, -4} b) D:{0, 1, 2, -4} R:{1, -3, -4} c) D:{0, 1, 2, 3, 4} R:{1, -3, -4} 2) What is the range? a) A b) D c) B d) C 3) Identify the domain of the following relation: a) -6, 14, 2, 28 b) -6, 0, 2, 4 c) (-6,14), (0,32), (2,38), (4,44) d) 14, 32, 38, 44 4) What is the range of the following relation: (9, -2)(4, 3)( 8, 10)( -4, 8) a) -4, 4, 8, 9 b) (8, 10) (-4, 8) c) (9, -2) ( 4, 3) d) -2, 3, 8, 10 5) What variable is commonly used for domain? a) A b) Y c) X d) ? 6) What variable is commonly used for the range? a) A b) X c) Y d) ? 7) What is the definition of function? a) Has inputs and outputs b) Inputs have different outputs every time c) Every input has only ONE output d) x-values and y-values 8) Which set of values is a function? a) (9,5) (10,5) (9,-5) (10,-5) b) (3,4) (4,-3) (7,4) (3, 8) c) (2, -2) (5, 9) (5, -7) (1, 4) d) (6,-5) (7, -3) (8, -1) (9, 1) 9) Is the relation a function? {(1,5),(1,7),(3,9),(4,11)} a) Yes b) No 10) Consider the function: {(3,11),(4,18),(5,27),(6,38)} What is the Domain? a) {4,11,5,18} b) {3,4,5,6} c) {3,11,4,18} d) {11,18,27,38} 11) If f(x)=3x-9, find f(5). a) f(5) = 6 b) f(5) = -4 c) f(5) = 24 d) f(5) = 16 12) Function g is defined: {(2,10),(3,12),(4,14),(5,16)} What is the value g(4)? a) g(4) = 4 b) g(4) = 16 c) g(4) = 10 d) g(4) = 14 13) It is a set of ordered pairs, where domain and range can be found. a) relotion b) religion c) relation d) relashion 14) What is the first coordinate of an ordered pair? a) Range b) Domaon c) Domain d) Function e) Rage 15) What is the second coordinate of an ordered pair ? a) domain b) relation c) range d) rango 16) Solve with your eyes, what is f(-5)? a) -7 b) -8 c) -3 d) -2 17) What is the range of this function? {(9,8), (7,6), (5,4), (3,2)} a) [3,9] b) {3,5,7,9] c) [2,8] d) {2,4,6,8} e) (>^^)> 18) For the function {(0,1), (1,-3), (2,-4), (-4,1)}, which is the domain and range. a) D: {1, -3, -4,} R: {0, 1, 2, -4} b) D:{0, 1, 2, -4} R:{1, -3, -4} c) D:{0, 1, 2, 3, 4} R:{1, -3, -4} 19) What is the range? a) The set of all x-values b) The set of all y-values c) The set of all x- and y-values 20) What is the domain of this graph? a) -4 ≤ x ≤ 3 b) -1 ≤ x ≤ 4 c) 4 < x < 3 d) -1 < x < 4

Domain and Range math A1

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