SKEMA PEMARKAHAN PEPERIKSAAN PERCUBAAN SPM 2012 MATHEMATICS 1449/2 SECTION A [52 MARKS] Questi on Mark Scheme Sub Mark Total Mark 1 Dotted line y = 6 drawn Region shaded correctly Note: Award 1 mark for the shaded region without dashed line 1 2 3 2 (a) WUS or SUW 1
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SKEMA PEMARKAHAN PEPERIKSAAN PERCUBAAN SPM 2012
MATHEMATICS 1449/2
SECTION A [52 MARKS]
Question Mark Scheme Sub Mark
Total Mark
1
Dotted line y = 6 drawn
Region shaded correctly
Note: Award 1 mark for the shaded region without dashed line
1
2 3
2 (a)
(b)
WUS or SUW
tan WUS = or equivalent
30.96o or 30 58 /
1
1
1 3
3
x = or 2 or 2.67
x = − 1
1
1
1
14
4. 2v + 8w = 4 or v = 2 – 4w or any equivalent
11w = 11 or any equivalent
w = 1
v = 2 OR
1
1
1
1
4
5.
×(14+12) × 7 × 8
× × 3× 3 × 6
×(14+12) × 7 × 8 – × × 3× 3 × 6
671 or 671.43 or 671.4
1
1
1
1
4
6. (a) True / Benar 1
2
(b)
(c)
Implication 1 : If p3 > – 8, then p > – 2 Implikasi 1 : Jika p3 > – 8, maka p > – 2
Implication 2 : If p > – 2, then p3 > – 8 Implikasi 2 : Jika p > – 2, maka p3 > – 8