Page 185 - Mathematics_Form_3

Answers

(c) y
−
8. (a) R = {( ,), ( ,), ( ,)ba c a d a }
1
5
(2, 4) (5, 4)
1
−
4 (b) R = {( , ), ( , ), ( , ),( , )e a f b g c h d }
(2, 3)
3
1
(c) R = {(banana,apple), (banana,cherry), (grape,mango) }
−
FOR ONLINE READING ONLY
2
1
−
R = {(banana,apple), (banana,cherry), (grape,mango) }
(7, 1)
1
9 (a)
-1 0 1 2 3 4 5 6 7 x
-1
y
-2
6
5
7. (a) R
4
3
3
2
2 1
2 -1 0 1 2 3 4 5 x
-1

(b) R
(b)
y
1 2 6 5

Mathematics for Secondary Schools (c) 3 R 7 -1 4 3 2 1 0 0 1 2 3 4 5 x
2
5

2
1
-1
5
3
10. (a) x  x − 4
7 4
Range = {6, 7, 8,9 }

178 Student\s Book Form Three

18/09/2025 10:00:06
MATHEMATIC F3 SB.indd 178 18/09/2025 10:00:06
MATHEMATIC F3 SB.indd 178