Given a function, y=f(x), and its inverse, f-1(x) a. −1[()] =
b. −1[()] =
c. −1/() = 1
d. −1+()=
e. None of the above

Sole with work in 10 years, the average number of hours of tv watched per week by teenagers dropped from 23.9 to 21.4. find the percent of change.

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827

Graph y = -|x| + 2. click on the graph until the correct one appears.