Section 5-3 homework quiz and section 5-5 explination videos

5-3 and 5-4 homework quiz
algebra 5 3 homework quiz 35 and 43
algebra sheet 5 4 homework quiz 15 and 39

5-5
algebra 5 5 examples diff of square
algebra 5 5 diff of squares examples
algebra 5 5 diff of squares in action