Page 207 - Mathematics_Form_Two

Chapter name

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5
21. (a+b a+b − 3c ) (h) x= − or x= 5
3
22. (3w+ 2 )(w− ) 3 (i) x= 2 3

23. k= 9 (j) 3
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24. ( x+ y x y− ) , 29,424,000 x= 2
FOR ONLINE READING ONLY
(k) x= or x= 5
1
25. 966,000 units 3
26. 32,000m
2

7 7 Mathematics for Secondary Schools
3. (a) x= − or x=
Exercises 4�6 2 2
1
1. (a) x= 1 or x= 3 (b) y =
3
2
3 (c) y = or y = − 2
(b) x= −
2 (d) a =
4
(c) x= or x= 3
1
3 3
(d) x= 4 or x= − 4 (e) a = − or a= 5
5
(e) x = − 1 (f) x= − 2

(f) x= − 4 3 7 7

(g) x= 2 or x= 3 (g) b = − or b = 4
4
1
(h) x= − or x= − (h) d = 5
3
2 2
(i) x= 3 (i) x = or x = − 1
1
3
(j) x= − or x= 2 (j) x = 5
1 (k) x= − or x= 8
2
2. (a) x= or x= 3
2 (l) or x = 4
(b) x= − 5 or x= − 1 x= − 4
3 (m) m = 0
(c) x= or x= 4 1
0
0
(d) x= or x= − 3 (n) b= − 5
(e) x= or x= 7 (o) c= − 1
0
7
(f) x= − 2 (p) x = or x = 15
3
3 3
(g) x= − or x= 2
2 2 (q) x =
3

201
Student's Book Form Two

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MATHEMATIC F2 v5.indd 201