Quadratic Factorisation

x²-3x-54

• (x-9)(x-6)

• (x+9)(x-6)

• (x-9)(x+6)

• (x-9)(x+5)

y² -3y

• y(y-3)

• y² (y-3)

• y(1-3)

• y² (1-3)

3a² - 9ax

• a² (3 - 9x)

• 3a(a -3x)

• 3a(a-9x)

• a(3a-9x)

x² - 25

• (x -5)(x-5)

• (x-25)(x+25)

• (x+5)(x-5)

• (x² +5)(x²-5)

Tags

CCSS.HSA.APR.C.4

100x² - 121

• (50x +11)(50x-11)

• (10x - 11)(10x-11)

• (10x+11)(10x+11)

• (10x+11)(10x-11)

Tags

CCSS.HSA.APR.C.4

y²+18y+32

• (y+4)(y+8)

• (y+ 2)(y+16)

• (y+2)(y-16)

• (y+1)(y+32)

x²-13x+42

• (x-3)(x-14)

• (x+6)(x+7)

• (x-6)(x-7)

• (x-2)(x-21)

x²-14x-32

• (x-16)(x+2)

• (x+16)(x-2)

• (x-4)(x-8)

• (x-2)(x-7)

Tags

CCSS.HSA-REI.B.4B

Factorise x² - 121

• (x - 11)²

• (x + 11) (x + 11)

• (x - 11) (x - 11)

• (x + 11) (x - 11)

Tags

CCSS.HSA.APR.C.4

Fully factorise:

3x²-17x-6

• (3x+1)(x-6)

• (x+1)(3x-6)

• (3x-6)(x+1)

• (3x+6)(x-1)