Ivan, bella and ian agreed to share a pizza which was cut into 10 slices. ivan ate 40% of the pizza .how many pieces did he eat

How can you tell when x and y are not directly proportional?

Acompany manufactures three types of cabinets. it makes 110 cabinets each week. in the first week, the sum of the number of type-1 cabinets and twice the number of type-2 cabinets produced was 10 more than the number of type-3 cabinets produced. the next week, the number of type-1 cabinets produced was three times more than in the first week, no type-2 cabinets were produced, and the number of type-3 cabinets produced was the same as in the previous week.

Which statement best describes how to determine whether f(x) = x squared- x +8 is an even function ?