1. Brackets: Expanding double brackets 1
Silent
Teacher
Intelligent Practice
Narration
Your Turn
𝑥−7 𝑥−3 =
𝑥−3 𝑥−7 =
𝑥+7 𝑥−3 =
Example
For more videos visit mrbartonmaths.com/videos

2. Worked Example
Your Turn
(𝑥+8) 𝑥−4 =
(𝑥−8)(𝑥+4)=
@mrbartonmaths

3. 𝑥+7 𝑥+3 = 𝑥+6 𝑥+3 = 𝑥+3 𝑥+7 = 𝑥+3 𝑥+6 = 𝑥−7 𝑥−3 = 𝑥−6 𝑥−3 = 𝑥−3 𝑥−7 =
𝑥+7 𝑥+3 =
𝑥+3 𝑥+7 =
𝑥−7 𝑥−3 =
𝑥−3 𝑥−7 =
𝑥+7 𝑥−3 =
𝑥−3 𝑥+7 =
𝑥−7 𝑥+3 =
𝑥+3 𝑥−7 =
𝑥+6 𝑥+3 =
𝑥+3 𝑥+6 =
𝑥−6 𝑥−3 =
𝑥−3 𝑥−6 =
𝑥+6 𝑥−3 =
𝑥−3 𝑥+6 =
𝑥−6 𝑥+3 =
𝑥+3 𝑥−6 =
@mrbartonmaths

4. 𝑥+7 𝑥+3 = 𝑥 2 +10𝑥+21 𝑥+3 𝑥+7 = 𝑥 2 +10𝑥+21 𝑥−7 𝑥−3 = 𝑥 2 −10𝑥+21
𝑥+7 𝑥+3 = 𝑥 2 +10𝑥+21
𝑥+3 𝑥+7 = 𝑥 2 +10𝑥+21
𝑥−7 𝑥−3 = 𝑥 2 −10𝑥+21
𝑥−3 𝑥−7 = 𝑥 2 −10𝑥+21
𝑥+7 𝑥−3 = 𝑥 2 +4𝑥−21
𝑥−3 𝑥+7 = 𝑥 2 +4𝑥−21
𝑥−7 𝑥+3 = 𝑥 2 −4𝑥−21
𝑥+3 𝑥−7 = 𝑥 2 −4𝑥−21
𝑥+6 𝑥+3 = 𝑥 2 +9𝑥+18
𝑥+3 𝑥+6 = 𝑥 2 +9𝑥+18
𝑥−6 𝑥−3 = 𝑥 2 −9𝑥+18
𝑥−3 𝑥−6 = 𝑥 2 −9𝑥+18
𝑥+6 𝑥−3 = 𝑥 2 +3𝑥−18
𝑥−3 𝑥+6 = 𝑥 2 +3𝑥−18
𝑥−6 𝑥+3 = 𝑥 2 −3𝑥−18
𝑥+3 𝑥−6 = 𝑥 2 −3𝑥−18
@mrbartonmaths