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Mathematics · Oct / Nov 2024 · Paper 22 · Question 21

0580

As printed in the paper

The question as text

0580/22/O/N/24 © UCLES 2024 21 Expand and simplify. ( )( )( ) x x x 3 5 2 1 ê ê ê [3]

Read automatically from the paper; the printed page above is exact.

Show the answer and mark scheme

2x3 + 17x2 + 38x + 15 final answer [3]

B2 for correct expansion of the three brackets unsimplified or for simplified four-term expression of correct form with three terms correct

or B1 for correct expansion of two of the given brackets with at least three terms out of four correct

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