4024/22 May/Jun 2025, Question 12: Factorising by Grouping
Cambridge O Level Mathematics 4024 · Paper 22 (Calculator) · Calculator · 2 marks
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The question, in short
Factorise the four-term expression 7hx + 6fy − 21fx − 2hy, showing the factorised form.
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Solution · 2 marks
- 17hx − 21fx − 2hy + 6fy
- 2= 7x(h − 3f) − 2y(h − 3f)
- 3= (7x − 2y)(h − 3f)
Answer(7x − 2y)(h − 3f) or (2y − 7x)(3f − h)
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Also searched as: 4024/22/M/J/25 · 4024_s25_qp_22 · 4024 s25 22 · question 12.
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