Which function is nonlinear? у
х
-1
5
0
4
1
3
1
3
Х
у
-7
-4
O
-2
-6
2
4.
4
-3
O {(-2,-10),(0,-4),(2, 2),(4,8)}
O {(1,1),(4,2),(9,3),(16,4)}

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.