Does the graph of p > 8 have an empty circle or a solid orde? Why?

What is the average rate of change for this function for the interval from x=2 to x=4 ?

Which of the following will form the composite function?

Mallory has been offers two different jobs. she can baby sit for 6 hours a week and get $8.50 an hour. or she can work at the library for 14 hours a week and make $5.50 an hour. which job will allow her to save the most money after 6weeks?