Maths Factorisation Exercise 4.5

Factorisation Exercise 4.3

Please Select

Q1 Factorise the following (1 to 17):

4x² - 25y²
(ii) 9x² - 1

Q2 (i) 150 - 6a²
(ii) 32x² - 18y²

Q3 (i) (x - y)² - 9
(ii) 9(x + y)2 - x 2

Q4 (i) 20x2 - 45y2
(ii) 9x2 - 4(y + 2x)2

Q5 (i) 2(x - 2y)² - 50y²
(ii) 32 - 2(x - 4)²

Q6 (i) 108a² - 3(b - c)²
(ii) πa⁵ - π 3ab²

Q7 (i) 50x² - 2(x - 2)²
(ii) (x - 2)(x + 2) + 3

Q8 (i) x - 2y - x 2 + 4y2
(ii) 4a² - b ² + 2a + b

Q9 (i) a(a - 2) - b(b - 2)
(ii) a(a - 1) - b(b - 1)

Q10 (i) 9 - x 2 + 2xy - y 2 >
(ii) 9x4 - (x2 + 2x + 1)

Q11 (i) 9x4 - x 2 - 12x - 36
(ii) x 3 - 5x2 - x + 5

Q12 (i) a 4 - b 4 + 2b2 - 1
(ii) x3 - 25x

Q13 (i) 2x4 - 32
(ii) a 2 (b + c) - (b + c)3

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