Page 25 - Steady Mate Tg1 - Book A

Matematik Tingkatan 1 Bab 3 Kuasa Dua, Punca Kuasa Dua, Kuasa Tiga dan Punca Kuasa Tiga

1. 36 ✓ 2. 120 ✗ 3. 245 ✗ 4. 324 ✓

36 120 324
2 18 2 60 245 2 162

2 9 2 30 5 49 2 81
3 3 2 15 7 7 9 9
3 5 3 3 3 3

36 = 2 × 2 × 3 × 3 120 = 2 × 2 × 2 × 3 × 5 245 = 5 × 7 × 7 324 = 2 × 2 × 3 × 3 × 3 × 3
= (2 × 3) × (2 × 3) = (2 × 3 × 3) × (2 × 3 × 3)
= 6 × 6 = 18 × 18

B Lengkapkan bagi setiap yang berikut. TP 2 ARAS R
Complete each of the following.

Contoh 1. 8 × 8 = 64 2. 11 × 11 = 121
Maka / Thus Maka / Thus
5 × 5 = 25
Maka / Thus
64 = 8 × 8 121 = 11 × 11
25 = 5 × 5
= 8 = 11
= 5

2
Contoh 3. 7 = 49 4. 10 = 100
2
Maka / Thus Maka / Thus
2
3 = 9
Maka / Thus
2
49 = 7 2 100 = 10
9 = 3 2
= 7 = 10
= 3

C Cari nilai bagi setiap yang berikut. TP 2 ARAS R
Find the value of each of the following.
Contoh 1. 6 = 6 × 6 2. 13 = 13 × 13
2
2
= 36 = 169
2
4 = 4 × 4
= 16
Contoh 3. 3.4 = 3.4 × 3.4 4. 0.7 = 0.7 × 0.7
2
2
= 11.56 = 0.49
2
1.8 = 1.8 × 1.8
= 3.24

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