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​Q21: Paper 2 – June 2022

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Question

21)

(a) Simplify    (x³)⁵

[1 mark] 

 

(b) Expand and simplify   4(x + 3) + 7(4 − 2x)

 [2 marks]

 

(c) Factorise fully    15x³ + 3x²y

[2 marks]

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