Good Old Algebra 2

 First 5 sections of chapter 1 If a picture is TOO SMALL, Then CLICK on the PICTURE. >>>>>>>>>>>><<<<<<<<<<<<<>>>>>>>>>>>>>   >>>>>>>>>>>><<<<<<<<<<<<<>>>>>>>>>>>>> VIDEO TO EXPLAIN  WHEN TO SWITCH < and > >>>>>>>>>>>><<<<<<<<<<<<<>>>>>>>>>>>>> >>>>>>>>>>>><<<<<<<<<<<<<>>>>>>>>>>>>> THE PICTURE ABOVE IS EXPLAINED IN THE VIDEO BELOW >>>>>>>>>>>><<<<<<<<<<<<<>>>>>>>>>>>>> >>>>>>>...