
indeks (2.0)
Presentation
•
Mathematics
•
9th Grade
•
Medium
Standards-aligned
NURUL BASIR
Used 13+ times
FREE Resource
7 Slides • 11 Questions
1
Indeks
Hukum indeks
an :disebut a kuasa n
2
an
a ialah suatu nombor
n ialah integer positif
contoh : 53 = 5 x 5 x 5
setiap nombor mempunyai indeks
contoh : 15 = 151
3
2 cara mendapatkan suatu nombor yang ditulis dalam bentuk indeks.
1. perdaraban berulang
27 = 3 x 3 x 3 = 33
2. pembahagian berulang
3 _|_ 27
3 _|_ 9
3 _|_ 3
..... |_ 1 . maka, 27 = 33
4
Hukum indeks (1)
am x an = am+n
am ÷ an = am-n
5
Hukum indeks (2)
(am)n = amn
(am x bn)q = amq x bnq
(am ÷ bn)q = amq ÷ bnq
bnqamq
6
Hukum indeks (3)
a0 = 1
a-n = 1/an ; a ≠ 0
7
8
Multiple Choice
9
Multiple Choice
10
Multiple Choice
11
Multiple Choice
(52)3(53)4 × 43
56 × 43
(5 × 4)7
2712
12
Multiple Choice
(n3)9 . Tukarkan kepada indeks negatif.
n93
39n9
n939
13
Multiple Choice
13−5 . tukarkan kepada indeks positif.
1351
1513
13−51
14
Multiple Choice
(42)4 = (82)2 .
Adakah setiap yang berikut benar atau palsu.
BENAR
PALSU
15
Multiple Choice
permudahkan (z8)3
z83
z11
z24
16
Multiple Choice
Permudahkan 4g16 ÷8g4
21g4
2g4
21g12
2g64
17
Multiple Choice
256 [asas 2] dalam bentuk an .
182
218
162
216
18
Multiple Choice
Cari nilal 76
123 631
117 649
112 761
121 167
Indeks
Hukum indeks
an :disebut a kuasa n
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