1. Chapter 3 Unit 1B
Square Roots

2. Property of Square Roots
You can simplify – any thing that appears twice can come out 50 32
You can split/combine multiplication and division
5×6
7 × 14
5 9
6 3

3. Property of Square Roots
You cannot add/subtract different square roots
5 + 3
You can add/subtract same square roots
You can rationalize the denominator by multiplying the top and bottom by the same number
5 3

4. Using Square Roots - 1 Solve 𝑥 2 =7 Solve 𝑥 2 =16 Solve 𝑥 2 =13

5. Using Square Roots - Inside
𝑥+1 2 =9
2𝑥−1 2 =25
𝑥+5 2 =4
𝟑𝒙−𝟏 𝟐 =𝟏𝟔

6. Using Square Roots - Both
𝑥− =5
3 2𝑥+3 2 =12
𝑥− =4
2 𝒙−𝟏 𝟐 =𝟏𝟐

7. Using Square Roots – Book Examples
3 𝑥 2 +9=0
2 5 𝑥+3 2 =5