Page 25 - Hybrid PBD Matematik TG3_Edisi Guru

BAB

1 Indeks

Indices

PBD 1.1 Tatatanda Indeks Nota Buku Teks
PBD
PBD
Index Notation Visual ms. 2 – 6
FOKUS TOPIK

Suatu nombor dalam bentuk indeks terdiri daripada asas dan indeks atau eksponen. Misalnya,
A number in index form contains a base and an index or exponent. For example,

2 × 2 × 2 = 2 3 indeks / eksponen Tip Penting
index / exponent
2 dibaca sebagai ‘2 kuasa 3’.
3
asas 2 is read as ‘2 to the power of 3’.
3
base
1. Isi petak kosong dengan perkataan ‘asas’ dan ‘indeks’. SP 1.1.1 TP1
Fill in the empty boxes with the words ‘base’ and ‘index’.

asas a n indeks
index
base
2. Isi petak kosong bagi setiap yang berikut. SP 1.1.1 TP1
Fill in the empty boxes for each of the following.

8 × 8 × 8 × 8 × 8 × 8 × 8 = 8 7 (a) 0.5 × 0.5 × 0.5 × 0.5 × 0.5 × 0.5 = 0.5 6
Nilai indeks ialah 7.
berulang 7 kali
repeated 7 times The value of index is 7.

(b) (–h) × (–h) × (–h) × (–h) × (–h) = (–h) 5 (c) 7 × 7 × 7 × 7 × 7 = 7 5

3
3
3
3
(d) (–9) × (–9) × (–9) × (–9) ×(–9) × (–9) = (–9) 6 (e) 3 × × × = 1 2 4
5 5 5 5 5
(f) (–0.6) × (–0.6) × (–0.6) = (–0.6) 3 (g) 2n × 2n × 2n × 2n = (2n) 4

Lengkapkan ayat berikut. / Complete the following sentence.
Indeks/ Eksponen pada suatu nombor yang ditulis dalam bentuk indeks menunjukkan bilangan kali
nombor itu didarab secara berulang .
The index/ exponent of a number written in index form indicates the number of times the number is multiplied repeatedly .

3. Tukarkan nombor atau sebutan algebra dalam bentuk indeks kepada pendaraban berulang. SP 1.1.1 TP1
Convert the numbers or algebraic terms in index form into repeated multiplications.
(a) 6 = 6 × 6 × 6 × 6 × 6 × 6 × 6 × 6 × 6 (b) 1.4 = 1.4 × 1.4 × 1.4 × 1.4
9
4
1 2 1 2 1 2 1 2 1 2 1 2
(c) – 1 5 = – 1 × – 1 × – 1 × – 1 × – 1 (d) m = m × m × m × m × m × m × m × m
8
7
7
7
7
7
7
1
1
1
1
1
1 2
(e) 2 1 6 = 2 × 2 × 2 × 2 × 2 × 2 1 (f) (–9p) = (–9p) × (–9p) × (–9p)
3
8
8
8
8
8
8
8
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01_ Hybrid Mate Tg3.indd 1 20/08/2021 5:24 PM