Which of the following quadratic regression equations best fits the data shown below?
х
-4-3-2-10
1
2
3
4
y 56 30 15 3
4
8
20 44 60
O A. y= 5.02x2 + 3.66x+4.16
O B. y= 3.48x2 + 1.22x + 3.44
C. y= 1.68x2 + 1.06x + 4.96
O D. y= 2.06x2 + 0.18x + 2.18

Approximately how many more job openings are expected for security guards than pharmacy technicians? a. 2,000 b. 11,100 c. 21,000 d. 32,000

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.