Edexcel IGCSE Math B 3.C Factorisation Question Bank
Practise factorising expressions fully, from common factors with powers to quadratic trinomials with integer factors.
- Syllabus
- First assessment 2018
- Course
- Math B 4MB1
Exam points
- factorise by taking out the highest common factor, including powers of several variables
- factorise quadratic trinomials into two brackets and leave no further common factor
- distinguish partial factorisation from a fully factorised final answer
3.C Factorisation question 1
[Maximum number: 2]
The width of a rectangle is x metres.
The length of the rectangle is 8 metres longer than the width of the rectangle.
Factorise x2+8x−20.
(x+10)(x-2)
M1 Must be in the form (x+a)(x+b) and multiply out to give at
least 2 correct terms
(x+10)(x-2)
A1 ignore any subsequent solving
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