Math 20-1: Radicals Introduction and Review

1. Review of Math 10C Radicals:
a) Notation: 00:04
b) Simplify radicals with numerical radicands: 00:53
c) Compare radicals by first writing them as entire radicals: 14:44
2. Math 20-1 Radical Concepts:
a) State restrictions on variables in a radical expression: 03:30
i) Illustration - why you flip the inequality when multiplying or dividing by a negative: 07:49
b) Simplify radicals with variable radicands: 09:35
c) Add and Subtract radicals: 16:34