Unit 9 Review

Factorise
x² + 8x + 12

• (x + 3)(x + 4)
• (x + 6)(x + 2)
• (x + 4)(x + 4)
• (x + 1)(x + 12)

Factorise
x² + 4x - 12

• (x + 6)(x - 2) 
• (x - 4)(x + 2)
• (x - 6)(x + 2)
• (x - 6)(x - 2)

Factorise
x² - 6x - 16

• x(x - 6)
• (x - 8)(x - 2)
• (x + 2)(x - 8)
• (x - 4)(x - 4)

Factorise
2x² + 9x + 10

• (x + 10)(2x + 1)
• (2x +10)(x - 1)
• (2x + 5)(x + 2)
• (x + 1)(x + 10)

Factorise
3x² + 7x - 20

• (3x + 2)( x -10)
• (3x - 5)(x + 4)
• (x + 20)(3x - 1)
• (3x - 5)(x - 4)

Factorise

6x² - 23x + 20

• (3x - 4)(2x - 5)

• (3x - 4)(2x + 5)

• (3x + 2)(2x - 10)

• (3x + 2)(2x + 10)

Factorise the following quadratic expression...

x² - 8x - 20

• (x + 10)(x - 2)

• (x + 5)(x - 4)

• (x - 10)(x + 2)

• (x - 5)(x + 4)

• (x + 9) / (x - 2)

• (x - 3) / (x + 2)

• (x - 9) / (x + 2)

• (x - 6) / (x + 3)

• (x + 4) / 3

• (x + 6) / 3

• (x + 4) / (x - 3)

• (x - 6) / (x + 2)

Factorise the following quadratic expression...

x² + 14x + 24

• (x + 12)(x - 2)

• (x + 2)(x + 12)

• 1 / 3

• (x + 24)(x + 1)