Mathematics · May / June 2024 · Paper 21 · Question 19
0580
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The question as text
Factorise completely.
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19(a)[3]
3(2m + 5t)(2m – 5t) final answer [3]
B2 for (6m + 15t)(2m – 5t) or (2m + 5t)(6m – 15t)
or B1 for 3(4m2 – 25t2) or (2m + 5t)(2m – 5t)
19(b)[2]
(x + 3)(y + 5) final answer [2]
B1 for x(y + 5) + 3(y + 5) or y(x + 3) + 5(x + 3)
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