Mathematics · Oct / Nov 2025 · Paper 22 · Question 13
0580
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ě 2 3 5 7 3 2 ĝ ĝ
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13(a)[2]
28 × 33 × 52 × 7[1] cao [2]
M1 for [14 =] 2 × 7 soi
13(b)[2]
50 or –86 400 [2]
M1 for 23 × 33 [× 50] or 26 × 33 [× 50] oe or 24 × 52 or 2 × 52 oe
or SC1 for answers –50, [–]400, [–]1350, [–]3200, [–]10 800, 86 400 oe
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