Factors and Products

Which figure can be represented by (x + 1)(x + 3)?

• 
• 
• 
• 

Multiply:
(r + 7)(r − 7) 

• r ² − 49 

• r ² + 14

• r ² − 7r + 49 

Find the product:
(x + 5)(x - 4)

• x² + 9x + 20

• x² + 9x - 20

• x² + 1x - 20

• x² - 1x - 20

Multiply:
(x - 1)(x - 8)

• x² + 9x + 8

• x² + 9x - 8

• x² - 9x - 8

• x² - 9x + 8

If n* is defined as the product of all even factors of 2n, for all integers n, where n > 0, what is the value of 11*?

• 33

• 44

• 55

• 66

Given the Area of the rectangle, determine the length of each side.

Select the two expressions that represent the area of the square.

• x² + 6x + 6

• x² + 5x + 6

• (x + 3)(x + 2)

• (x + 2)(x + 3)

(x+7)(x+1)

Factorise: 4x² + 8x

• 4x(x+2)

• 4(x²+2x)

• 2x(2x+4)

• 2(2x²+4)

Factorise 6x² - 23x + 20

• (3x - 4)(2x - 5)

• (3x - 4)(2x + 5)

• (3x + 2)(2x - 10)

• (3x + 2)(2x + 10)