Which graph could represent the price of a fence selling at a unit rate of R dollars per foot?

F(x)= 1/x-4, g(x)=4x+1/x a. use composition to prove whether or not the functions are inverses of each other. b. express the domain of the compositions using interval notation.

Lisa has three classes that each last 50 minutes. what is the total number of minutes of the three classes

15 and 14.7 are 1 apart, so 15 – 14.7 must be 1.