Spm Trial 2010 Addmath Qa Perlis

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  • ADD MATHEMATICS PAPER 1,2010Mark Scheme

    No Answers Sub-marks

    Total mark

    1

    a) 5 b) 3

    1 1

    22 -2

    B1: 3

    5)( = xxf

    3

    33 a) 3kx +8

    a) 125

    B1: 3k = 45

    1

    2

    3

    4 2.766 and 1.266B2:

    )2(2)7)(2(4)3()3( 2

    B1: 0732 2 = xx

    3

    35 a) 5)4( 2 x

    b) 11B1: 5)40( 2

    12

    36

    531 x

    B2:

    B1: (3x + 4)(x 5) < 0

    Or roots 31 and 5

    3

    3

    7 3 B2: 3x +1 = 2(x 1)B1:

    21

    )5(5 )1(413 + xx or

    3

    3

    8 nm 22

    5

    B3:

    2log2log2log5 qp

    B2: change base and 1 law of logB1: use 1 law of log

    4

    4

    9 27

    B2: 23

    9=x

    3

    B1: 32

    x seen 3

    No Answers Sub-mark

    Total mark

    10a)

    32

    B1: 7298

    181 5 == arorar

    b) 25.041 or

    B1: 121=a

    2

    2

    4

    11 a) 15b) 217

    B2: [ ])4)(17()19(227 +

    or

    [ ] [ ])4(5)5(226)4(12)5(2

    213 ++

    B1: 197 =T or

    [ ])4(12)5(22

    13 +

    or [ ])4(5)5(226 +

    13

    4

    12 xxy 42 2 =

    B2: 42 = xxy

    B1: m = 2

    3

    313

    23 or 1.5

    B2: 156

    45 =p

    B1: p45 or

    56 seen

    3

    314

    a) ji 34 + or

    34

    B1: OBAOAB +=b) 5

    2

    13

    153

    10

    B3: 10k = 3mB2: 2=m and 35 =k

    4

    31 5

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  • B1: RSPQ = seen4

    16a)

    k1

    b) 21 kB1: xx sinsincoscos

    1

    23

    No Answers Sub-mark

    Total mark

    17 a) 0.3948

    B1: 1312cos =POR

    b) 11.13B1: 3948.013

    2

    24

    18 2532 3 = xxy

    B2:

    c+= )3(5)3(321 3

    B1: xx 532 3

    3

    3

    19 24x 16B1: 6 or 2 seen

    22

    2031

    B2: 12x 4 = 0B1: 12x 4

    3

    3

    21 4B2: 4k 2k = 8B1: 5 seen

    3

    3

    22 8B2:

    0)87(2 2 = kk or87(2 2 kk

    B!: 22

    37

    329

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    3

    23 a) 73

    B1: 72

    31 or seen

    2

    b) 212

    B1: 72

    31

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    4

    24 a) 3B1: p = 0.05

    b) 2.85B1: 95.005.060

    2

    2

    4

    25 a) 65.15

    B1: 95.03

    68 =

    b) 0.7B1: 0.242

    2

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    4

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    spm-trial-2010-addmath-q-perlisMATEMATIKTAMBAHAN1MATEMATIKTAMBAHAN2

    37707829-TRIAL-ADDMATE-SPM-2010-Perlis-Paper-1-Answer37707832-TRIAL-ADDMATE-SPM-2010-Perlis-Paper-2-Answer