Gwen is bicycling down a path at a constant speed of 15 miles per hour. How long does it take her to travel 40 miles?

What is the equation of the linear function represented by the table?

Find the value of the variable and the length of each secant segment

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.