Friday Quiz (5-Jan-23)

Expand 6(3+w).

• 18+w

• 6+3w

• 18+3w

• 18+6w

Expand -5b(a+3).

• -5ab+5b

• -5ab+15b

• -5ab-15b

• -5ab+3b

Simplify 8x-2-5x+4.

• 3x+2

• 3x-2

• 6x-1

• 3x-7

What is the Highest Common Factor (HCF) for 12m, 4mn?

• 2m

• 4m

• 12m

• 4mn

What is the Highest Common Factor (HCF) for 9c², 6bc, 12cd?

• 3b

• 3c

• 3d

• 6c

Factorise 3x+18.

• 3(x+6)

• 3(x+18)

• 3(x-6)

• 3x(x+6)

Factorise 8m + 32m²n.

• 8(m+4m²n)

• 8m(1+4mn)

• 8m(1+n)

• 4m(2+8mn)

Factorise x²+4x

• x(x+4)
• 4x(x+1)

Factorise 2x + 8

• 2(x+4)

• 2(x+8)