Which set of values is a function? a.
(6,-5) (7, -3) (8, -1) (9, 1)

b.
(9,5) (10,5) (9,-5) (10,-5)

c.
(3,4) (4,-3) (7,4) (3, 8)

d.
(2, -2) (5, 9) (5, -7) (1, 4)

How does a low unemployment rate affect a nation's economy? a. the nation has a higher number of productive resources. b. the nation can spend more money on for unemployed people. c. the nation can save money by paying lower salaries to a large workforce. reset

70 points ! pls 2. given the following two sets of data what is the union of the two sets and what is the intersection of the two sets. set a = {1, 2, 3, 4, 5, 6, 7, 8, 9} set b = {2, 4, 6, 8, 10, 12, 14} 3. given a regular deck of cards. describe a way of pulling cards that would create a dependent event and then one that would create an independent event. 4. what is the probability of drawing a red card and then drawing a spade without replacing the card that was drawn first?

Lucy spent $165 in december using a new credit card. in january, she began paying between $15 and $25 each month towards her account balance.