Page 179 - Mathematics_Form_3

Answers

3. y Domain = { :1x << } 2
x
5
Range = { :0y < y < } 1
4
x -1 = y
3 6. y
(4, 3) (2, 4)
FOR ONLINE READING ONLY
2 4
2
x -4x+3 = y 3
1
-x +4x=y
2
(1, 0)
2
-1 0 1 2 3 4 5 6 x
-1 (0, -1) 1
(4, 0)
-2 -2 -1 0 1 2 3 4 4 5 x
-1
Domain = { :xx∈ } -2
x-4 =y
Range = { :yy ≥ } 0 -3
-4
4. y
(-1,-5)
3 -5
2
x
x -2x-3=y Domain = { : 1x −< < } 4
2
1
y=0 Range = { : 5y − < y < } 4
-1 0 1 2 3 4 5 6 x
-1 7. y
-2 4 4
(0, 3)
-3 3
x -4x+3=y
2
2
-4 x -9=y
2
1
(-3, 0) -1 0 1 2 3 (3, 0) 5 x
}
Domain =
{ :xx∈
-3 -2 -1
4
Mathematics for Secondary Schools 5. y 2 1 x- 1=y x -3
} 4
{ :yy <−
Range =
-2
-4
-5
-6
-7
-1
1 1
-8
2 2
-1
2
-2 0 0 -x +4x-3=y 3 3 4 4 -9
Domain = { :xx > } 3
-3
Range = { :yy > } 0

172 Student\s Book Form Three

18/09/2025 10:00:04
MATHEMATIC F3 SB.indd 172 18/09/2025 10:00:04
MATHEMATIC F3 SB.indd 172