2011 O水准 Mathematics Paper 2 参考答案
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呐一首歌 LV4
发表于 28-10-2011 17:37:04
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hongyionline LV15
发表于 28-10-2011 17:54:19
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本帖最后由 hongyionline 于 28-10-2011 19:10 编辑
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□石□头□ LV7
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下雨天晴し LV4
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烈帝~ LV6
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milkytaste LV1
发表于 28-10-2011 21:01:38
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本帖最后由 milkytaste 于 28-10-2011 21:09 编辑
Q1
(a) x=2
(b) 6/(y-2)
(c) 10x/(x-2)(2x+1)
(d) (2x-y)/x
Q2
(ai) 6.3 litres/100km
(aiia) 732km
(aiib) $16.24
(bi) $2400
(bii) $1187.69
Q3
(a) 20 sides
(bi) 54, 63, 126 (degree)
(bii) 49.5 cm^2
Q4
(d) 10.9cm
Q5
(ai) 105
(aii) 11th term
(bi) 2p+3
(biv) because the difference is 8(p+1)
Q6
(ai) 371m
(aii) 45300m^2
(aiii) 37.6 (degree)
(aiv) 232.4 (degree)
(b) 4.7 (degree)
Q7
(ai) 294ml
(aii) 30cm
(bii) 9680cm^2
(biii) 50.4cm
Q8
(ai) -4, 2 as a column vector
(aii) 4.47units
(aiii) -2, -1 as a column vector
(bia) b-a
(bib) 0.5a+0.5b
(bic) 3a- 1 1/2b
(bii) a+b
(biii) they are collinear, X is the midpt of OY
Q9
(a) -4.8
(c) -1, 1.3, 3.6
(d) 3.2
(eii) 2.92
(eiii) A= 10, B=-20
Q10
(ai) 21%
(aiia) 30.5 emails
(aiib) 13.1 emails
(biia) 0
(biib) 16/45
(biic) 1/5 |
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符杰荣 LV3
发表于 29-10-2011 22:02:08
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facebook.com/pages/FJTC-Reborn-from-FC-Centre-for-Education/#!/pages/FJTC-Reborn-from-FC-Centre-for-Education/106198002735725 |
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