Page 211 - Mathematics_Form_Two

Chapter name

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(j) Base: , Exponent: 17 (k) 0.3 0.3 0.3 0.3 0.3 0.3× × × × = 5 ,
2 Base: 0.3, Exponent: 5
(k) Base: 19, Exponent: 101
(l) Base: − 75 , Exponent: 8 4. (a) (b) (c)

(m) Base: x + y , Exponent: n (d) (e) 1 (f) 81

(n) Base: 7 x+ , Exponent: 8 (g) 27000 (h) (i)
(j) 32 (k) (l) 1,000

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2. (a) 77× 5. (a) 5 (b) 6 (c) 12 3
2
(b) ( ) ( ) ( ) 3− ×− ×− (d) 2 (e) 10 12 Mathematics for Secondary Schools
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4
3
(c) 10 10 10× × 6. (a) 16 = 2 = 4 (b) 64 = 2 = 8 2
2
4
6
(d) 222222××××× ) ( 0.35×−READING ONLY 4 = 25 2
2
=

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(c) 81 3=
9 (d) 625 5=
(e) 9 (e) 1000 10= 3 , 2 × 5 3
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(f) ( ) ( ) ( ) y− y ×− y ×−
7. (a) 0.125 (d) 0.008
(g) ( 99− ) ( 99×− ) ( 99×− ) ( 99×− ) ( 99×− ) (b) 0.125 (e) 0.012346≈
(h) 9 × 9 × 9 × 9 × 9 (c) 0.008 (f) ≈ 0.012346
10 10 10 10 10
FOR ONLINE
(i) ( 0.35− ) ( 0.35×− ) ( 0.35×− ) 8. (a) − 1 (b) − 1
(c) 1 (d) − 64
(j) 0.67 0.67 0.67× ×
(e) 64 (g) 625
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3. (a) 7 , Base: , Exponent: 4 (f) 625−
4
3a
(b) ( ) 2− 6 , Base: − 2 , Exponent: 6 9. (a) 2 1 b+ (b) 3
2m
(c) 14 , Base: 14, Exponent: 3 (c) 2 h− 2 (d) 2
3
(e) 2 b+ 3 (f) 5 3k+ 1
(d) 19 , Base: 19, Exponent: 1 (g)   15
1
1

3 
4
(e)(xb+ ) , Base: xb+ , Exponent: 4  
(f)( ) r− 10 , Base: r − , Exponent: 10 Exercises 5�2
(g) 50 , Base: 50, Exponent: 30  1  8
30
1. (a) 10 4 (b)  

2 
5
(h) 5 , Base: , Exponent: 9 14
9
(i) (ab+ ) 2 , Base: ab+ , Exponent: 2 (c) r 12 (d)  7 
 

6 
(j)   w   8 , Base: w , Exponent: 8 (e) 12ab (f)   17   6
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 8  8  20 
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Student's Book Form Two

11/10/2024 20:14:44
MATHEMATIC F2 v5.indd 205 11/10/2024 20:14:44
MATHEMATIC F2 v5.indd 205