Graph the data in the table below. which kind of function best models the data? write an equation to model the data.
x y
0 0
1 -2
2 0
3 6
4 16
1. exponential; y = 2•4x
2. quadratic; y = 2x2 + 4x – 3
3. linear; y = – 2x
4. quadratic; y = 2x2 – 4x

Giuseppi's pizza had orders for $931.00 of pizzas. the prices were $21 for a large pizza, 514 for a medium pizza, and $7 for a small pizza. the number of large pizzas was two less than four times the number of medium pizzas. thenumber of small pizzas was three more than three times the number of medium pizzas. how many of each size of pizza were ordered?

The diagram shows corresponding lengths in two similar figures. find the area of the smaller figure. a. 14.4 yd2 b. 24 yd2 c. 26.4 yd2 d. 28

Which function has the domain x> -11?