Which of the following relations is not a function? A. (3, 4), (-2, 2), (3, 1), (-7, 2)

B. (-7, 4), (3, 3), (-2, 1), (7, 2)

C. (-2, 4), (3, 2), (7, 1), (-7, 5)

D. (7, 4), (-2, 2), (3, 1), (-7, 2)

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles

The volume of a cone is 37x3 cubic units and its height is x units. which expression represents the radius of the cone's base, in units? 1 s o 3x o 6x obx 93x2

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?