Soal dan Pembahasan UN MATEMATIKA SMP 2014 Page 1
SMP NEGERI 1 GANTUNG NTUNG PAKET 1 www. smpn1gantung.sch.id
5
5
5
5
5 = . = =
5
5
5
5
5
2 60 ∶ 5 = 60: 5 = 12 = 4 .3 = 4 . 3 =
3
5
5
5 6 .
6
5
6
6
6 64 = = 2 = 2 =
32
2 = 60 → = 24 60 .24 =
32
= 60 − 15 = 45 → =
45
1
1
1
7
21
3
28
63
18
73
1
2 + 5 = = = =
+ +6
− 1 − −
3
4
2
3
4
2
12
12
12
12
12
20 2 .
3 =
=
3 .12
5
3 =
5
=
5
3 + 10 + + 10 = 144 2 .
72000 =
.800000 120000 = 72000 . 120000
9 100 .
− 800000 =
.800000 920000
- 10 − 9 . = 20 + 1 . 3 = 20 + 3 =
- 1 − 3 . = 18 − 2 . 5 = 18 − 10 = 8
2 . 20 + 20 − 1 . 3 = 10 . 40 + 57 = 10 .97 = 970 920000 = 800000 + 9% .
4 + 20 = 144
20
=
3
2
=
− 3 . + 32 − 3
2 − 9 =
2 = 10 → + 3 = 10 + 3 = 13 9 + 21 = 3 . 3 + 7
20
5 − 3 = 12 + 8 2 = 20
8
23
= + 10 = 13 + 10 =
49
= 3 + 10 = 3 .13 + 10 = 39 + 10 =
8 = 13
= 104
8 = 144 − 40
2 .
20 =
2
− − 2 = 3 + 2 . − 1
23
38 − 18
=
7 − 3
3
7 −
=
9
20
10 =
4 = 3
12
20 − 8 4 =
9 − 5 =
5
= 9 −
4 =
4 = 5
2 + − 1 .
24
2 .
=
20 = 20 = 3
1572 ∶ 20 , 23 , … ,
2 . 8 + 24 − 1 . 5 = 12 . 16 + 115 = 12 .131 =
2 .
=
=
24
2 + − 1 .
2 .
=
3
=
1
- = 144 2 .
- 40 = 144
- 4 = 17 → 3 + 4 = 17
- 3 = 2 . 3 + 3 . 2 = 6 + 6 =
4 = 17 − 9 =
= 3 + 5 = 3 + 5 = −7 3 = −7 − 5
4
= 11000 − 3000 = 8000
= 3000 → + = 11000
2 = 3000
= 6000
2 = 6000
3
12
2
4 = 2
8
3 + 4 = 17 9 + 4 = 17
= 3 → 3 + 4 = 17 3 .
11 = 3
33
11 = 33 =
4 − 2 = 8 → 8 − 4 = 16
3
8
3 =
= 2
29 = 3 = 2
40 − 11 = 29 = =
∪ = 40 ; = 23 ; ∩ = 12 ∪ = + − ∩ 40 = 23 + − 12 40 = 11 +
- 5 = 39000 → 3 + 5 = 39000
- = 11000 → 3 + 3 = 33000
- 2 = 4 . 8000 + 2 . 3000 = 32000 + 6000 = 38000
- 3000 = 11000
= −12 3 = −4
= 0 → = 2 . 0 − 1 = −1 0, −1
3
5
3
=
5
3
. 3 − 5 − 14 = 0 → =
5 . 3 + 5 + 14 = 0 → = −
5 = −1
3
5 . 5 + 3 − 42 = 0 → = −
5
3
. 5 − 3 − 42 = 0 → =
5
= −1 . −
3
= 4 − 1 = 3 2,3
1
−3 1 , 8 1
2 2 , 5 2
=
2
−
1 2 −
=
−1 . −
5 − 8
2 − (−3)
= −3 2 + 3
= −
3
5 ∶ . =
3
10
2
= 2 + 7 = 150
2
2
= 150
2
.2 = 150
2 = 150
2
1 −5 .
= 22500 + 22500 = 45000 ≈ 44944 =
212 =
15 =
8
12 =
8
12 .15 =
−10 − 7 = 2
− 7 =
2 1 , 7 1
= −
; −3 2 ,
−3 2 ; 3 ,
−
1
2
−
1
1
1 −5
2
−
1
− 7 −3 − 7
= − 2
−3 − 2 − 7
−10 =
- 150
- 150
= =
1 = .
4
1
2 = . 10
4
1 = .100
4
2 =
25
- −
- 7
- 12 − 5
- 2 = 180
2 = 576 + 49 = 625 =
2
24
2 =
2
24
2 =
2
=
5 .28 − 16 = 140 − 16 = 124
- 2 = 180
7 = 196 = 196
7 = 28 ∠ = 5 − 16 =
7 − 16 = 180 7 = 180 + 16
5 − 16
∠ + ∠ = 180 5 − 16
60 360 .2 . 3,14 .10 = 10,466 = 10,47
. =
60 360 .2 .
360 . =
90 = ∠
17 + 8 + 5 + 6 + 5 + 4 = 2 . 45 =
= 2 .
25
= .
1 = .
. .
2
1 = .
8 + 12 .5 . 10
2 = 50 . 10
3
= 500
64 = + 4 . = = 16
= =
1
4
4
2 = + 4 . .
1 1 .
2 . .16 = 8
= =
1
2
2
2
= 16 + 4 . .16 .17
2
2
2
- 2
= + 8
2 =
15 = 256 + 544
2
= 225 + 64 = 289 = 17
= 800
1
1 .
.14 = 7 = = =
2
2 = 36 − = 36 − 12 = 24
2
2
2
2
= + 24 = =
7
- = 49 + 576 = 625 = 25
- =
= + 2
- 2
22
22
22
= . 7 + 2 . .7 .12 .7 .25
- 2
7
7
7 = 154 + 528 + 550 = 682 + 550
2
= 1232
12 = , , , , , , , , , , , →
7 = , , , , , , →
= 3 .3 + 4 .5 + 5 .12 + 6 .7 + 7 .6 + 8 .4 + 9 .3 3 + 5 + 12 + 7 + 6 + 4 + 3 =
232
40 = 5,8 = 7 + 6 + 4 + 3 =
20
= . + 133 + 127
- 1 + 1 =
23 .130 + 133 + 127
23 + 1 + 1 = 23 .130 + 260
25 = 23 .130 + 2 .130
25 = 130 .
23 + 2
25 = 130 . 25
25 = 130
∶ 165, 166, 168, 168, 170, 171, 171 , 172, 173, 173, 175, 178, 182
( = 130) ( = 130)
( = 130) ( = 130)
150 + 250 = 400 6 = 2 = 8
2
6 = 6 =
8