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Q4 of 53 Page 166

Foctorise the following:
4x² + 12xy + 5y²

⇒ 4x² + 12xy + 5y²

⇒ 4x² + 10xy + 2xy + 5y²

⇒ 2x(2x + 5y) + y(2x + 5y)

⇒ (2x + 5y)(2x + y)

More from this chapter

4

Foctorise the following:

3x² – 17x + 20

4

Foctorise the following:

6x² – 5x – 14

4

Foctorise the following:

4x⁴ – 5x² + 1.

5

Factorise the following:

x⁸ – y⁸

Questions · 53

4. Factorisation

1 2 2 2 2 3 3 3 3 3 3 1 1 1 1 1 1 2 2 2 2 2 2 3 3 3 3 3 3 1 1 1 1 1 1 2 3 3 3 3 3 3 3 4 4 4 4 4 5 5 5 5 6

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