Determine if the given equation is a function

x^2=2xy-1

A(t)=728(1+0.04)^t how much money did aditya originally invest

25 ! the line of best fit is h = 5a + 86. predict the height at age 16.

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.