Hkcee Past Paper

2010 Words Nov 17th, 2012 9 Pages
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香港考試及評核局 HONG KONG EXAMINATIONS AND ASSESSMENT AUTHORITY 香港中學文憑考試 HONG KONG DIPLOMA OF SECONDARY EDUCATION EXAMINATION 練習卷 PRACTICE PAPER 數學 MATHEMATICS 必修部分 COMPULSORY PART 試卷一 PAPER 1

評卷參考(暫定稿) PROVISIONAL MARKING SCHEME

This marking scheme has been prepared by the Hong Kong Examinations and Assessment Authority for teachers’ reference. Teachers should remind their students NOT to regard this marking scheme as a set of model answers. Our examinations emphasise the testing of understanding, the practical application of knowledge and the use of processing skills. Hence the use of model answers, or anything else which encourages rote memorisation, will not help students to improve their learning nor
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(a)

FOR TEACHERS’ USE ONLY

1A

pp–1

1A P

pp–1

(b)

( x , y)

( x − 3) 2 + ( y − 4) 2 = ( x − 5) 2 + ( y − (−2)) 2

1M+1A

1A

A′B ′

 3 + 5 4 + (−2)  = ,  2  2  = (4 , 1)

1M

A′B′ 4 − (−2) = 3−5 = −3

1A

1A ----------(5)

9.

(a)

=5−5 =0

2−2

1M 1A

= 5−2 =3
(b)

1A

1A ----------(5)

PP-DSE-MATH-CP 1−6

只限教師參閱

FOR TEACHERS’ USE ONLY

由理示顯須必

。值取可個 有 ,此因 。 或 得可 ,此故 。 得可 ,以所 。 得可 , 為數位中的佈分該及 於由

r =9 9 + 8 > 12 + s s 12

1A ----------(2)

PP-DSE-MATH-CP 1−8

只限教師參閱

FOR TEACHERS’ USE ONLY

由理示顯須必

由理示顯須必



。快較得跑偉志 ,此因 。高的玲珮較率速均平的偉志 ,此故 。 意留 了跑偉志而 了跑玲珮,間期該在 。快較得跑偉志 ,此因 。 意留

16 − 2 2 = 7 km/h 7>6 =

項一何任

12 2 = 6 km/h

比給

x 12 = 78 120 x = 7 .8

位單寫漏給
78 : 120

= 63 − 32 = 31

1M 1A u−1 ----------(2)

註備

分 。遇相點地的 。遇相點地的

率速均平的玲珮 城 離距在偉志與玲珮 ,此因

城 離距在偉志與玲珮設假



率速均平的偉志

鐘分 段時的求所

只限教師參閱
13. (a)

FOR TEACHERS’ USE ONLY pp−1 n

6 3 = n 20 n = 40

1M

k = 40 − 6 − 11 − 5 − 10 =8
(b) (i)

1M 1A ----------(3) 1M 1A u−1

=

(ii)

m

pp−1 1M

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