Year 10 - Algebra (III)

Factorise
x² + 8x 

• (x + 2)(x + 4)
• (x + 8)(x + 1)
• x(x + 8)
• 2x(x + 4)

Factorise 4x + 14

• 2(2x+7)
• 4(x+10)
• 4(x+3)
• 2(x+12)

Expand and simplify the following quadratic expression...

(x + 3)(x + 2)

• x² + 5x + 6

• x² + 5x + 5

• x² + 6x + 6

• x² + 6x + 5

Factorise the following:

x² - 16

• x(x - 4)

• x - 4(x + 4)

• (x - 4)(x + 4)

• (x - 4)(x - 4)

Factorise the following:

64 - y²

• (8 + y)(8 - y)

• 8(1 - y)

• 8 - y(8 + y)

• (8 + y)(8 + y)

Factorise: 3x+6

• 2(x+3)

• 3(x+2)

• 6(3x+1)

• 6(x+1)

Factorise as fully as possible: 3xy+3x

• 3x(y+1)

• 3(xy+x)

• x(3y+3)

• None

• Cannot be factorised