Factorisation and Algebraic Fractions

Factorisation and Algebraic

Multiple Choice

1. Expand (x - 1)(x + 3)

• _{x² - 2x - 3}

• _{x²+ 2x -3}

• x² + 4x -3

• x² + 4x + 3

Multiple Choice

1. -5(4 - 3p) =

• -20 - 3p

• -20 - 15p

• 20 - 15p

• A-20 + 15p

Multiple Choice

Simplify (r -1)(r + 1)- r(r + 1)

• -r - 1

• -r + 1

• 3r -1

• -2

Multiple Choice

Which of the following is not the common factor of 3p and 9pq

• 1

• 3

• p

• 9p

Multiple Choice

Determine the highest common factor of 6h² and 9hk.

• 1

• h

• 3h

• 3hk

Multiple Choice

Factorise 6x²+ x - 2.

• (2x + 1)(3x - 2)

• (2x - 1)(3x + 2)

• (6x - 1)(3x + 2)

• (6x + 1)(3x - 2)

Multiple Choice

3pr - 4ps + 12qs - 9qr

• (p - 3q)(3r - 4s)

• (p + 3q)(3r - 4s)

• (p - 3q)(3r + 4s)

• (p - 3q)(4r + 3s)

Multiple Choice

Kenny bought x cans of drinks at RM1.40 each and y packets of sweets at RM5.30 each. State an algebraic expression for the total purchase that Kenny needs to pay.

• 1.4x + 5.3y

• 0.2x + 4y

• x + y

• 5.3x +1.4y

Multiple Choice

Tan builds a mini garden with square-shaped in his home yard. Given the area of the mini garden is (x² + 6x + 9)m². Find the side length of the mini garden in terms of x.

• x + 3²

• (x + 3)²

• x + 3

• x - 3

Multiple Choice

Chong intends to install the turf in part of his home yard region with area of (135x² - 240)m². If the turf that bought by Chong is rectangular shape. Calculate the perimeter of one turf.

• 10 cm

• 12x cm

• 12 cm

• 15x cm