Paper 1: Non-calculator June 2025, Question 17 3 marks
The expansions of (4a + x)4 and (5 – 2x)3 have the same coefficient of x3
Work out the value of a.
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AQA Level 2 Certificate Further Maths
Topic questions Pure mathematics Binomial expansion
5 questions · 18 marks · about 25 minutes
The expansions of (4a + x)4 and (5 – 2x)3 have the same coefficient of x3
Work out the value of a.
In the expansion of (3 + ax)5 where a is a non-zero constant
Work out the possible values of a.
The expansions of (1 + 12x)4 and (a + 4x)3 have the same coefficient of x2
Work out the value of a.
Expand and simplify fully (3 + 2x)5
The coefficient of x4 in the expansion of (a + 2x)6 is 1500
Work out the two possible values of a.
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