Expanding and Factorising Review

Expand and Simplify:Single Brackets

100

4(x+2)

4x+8

200

2(6+y)

12+2y

300

13(x+3)

13x+39

400

8x(x+3)

8x²+24x

500

7y(4y-12)

28y²-84y

Expand and Simplify:Double Brackets

100

(x+1)(x+2)

x²+3x+2

200

(y+3)(y+8)

y²+11y+24

300

(x-1)(x+1)

x² - 1

400

(x-6)(x+2)

x²-4x-12

500

(2x+1)(x+9)

2x²+19x+9

Factorise

100

7x-14

7(x-2)

200

6x-3

3(2x-1)

300

5x²+15

5(x²+3)

400

5x²+15x

5x(x+3)

500

4x+16-8y

4(x+4-2y)

Factorise: D.O.P.S.

100

x² - 4

(x + 2)(x - 2)

200

a² - 81

(a + 9)(a - 9)

300

4x² - 25

(2x + 5)(2x - 5)

400

98 - 2x²

2(7 + x)(7 - x)

500

(x + 5)² - 36

(x - 1)(x + 11)

Factorise: Trinomials

100

x² + 9x + 20

(x + 5)(x + 4)

200

x² + 2x - 15

(x + 5)(x - 3)

300

x² - 11x + 18

(x - 9)(x - 2)

400

x² - 4x - 12

(x - 6)(x + 2)

500

3x² - 3x - 36

3(x - 4)(x + 3)