Page 60 - Hybrid PBD 2021 Form 1 - Matematik

Matematik Tingkatan 1 Bab 3
8. Hitung nilai bagi setiap yang berikut dengan menggunakan kalkulator. SP 3.1.4 TP2
Calculate the value of each of the following by using a calculator.

(a) (– 7.9) (b) 35 2
2
12.8 = 62.41 = 1 225
2
= 163.84


 
2
(c) 7 2 2 (d) (– 2.48) (e) –3 4  2
5
5
= 6.1504
= 54 19 = 14 11
25 25
9. Bulatkan sama ada betul atau salah bagi setiap yang berikut. SP 3.1.5 TP1
Circle whether each of the following is correct or incorrect.

×
49
7
7
(a)  =  = 7
Tip Penting
2
0.6 × 0.6
(a)  =  = 0.6 • √ a = √ a × a
0.36

= a
9
(b)  = 3 × 3 = 3 • b √ a = √ a
√ b
25
5
5
5
2
12
12 × 12
(c)  =  = 12
10. Hitung nilai bagi setiap yang berikut tanpa menggunakan kalkulator. SP 3.1.5 TP2
Calculate the value of each of the following without using a calculator.
(a)  (b) 
400
0.64
 =  = 
121
0.8 × 0.8
20 × 20
11 × 11
=  = 20 = 0.8
= 11
5.76
16
(c)  (d)  (e) 

19
5
2.4 × 2.4
=  49 25
= 2.4  144
16

= = 
49
 25
12 × 12
 = 
4 × 4
=
5 × 5
 
7 × 7
= 4 = 12
7 5
= 2 2
5
11. Hitung nilai bagi setiap yang berikut dengan menggunakan kalkulator. Berikan jawapan betul kepada dua
tempat perpuluhan. SP 3.1.6 TP2
Calculate the value of each of the following by using a calculator. Give answer correct to two decimal places.
15.5
(a)  (b) –
0.84
432
 = 0.92 = –3.94
= 20.78
13
3
216
16
(c)  (d) – (e) 
14
= –14.70
18
= 4.03 = 0.85
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