Page 94 - steps 4b 02.pdf

• Answers 4b • • • • • • • • • • • • • • • • • 13

DRM 103 DRM 106
input middle output 1and2
8
e a 2 12 10
14
3
18
16
4
5 20 22
6 24 26
b I 2 6
2 4 8
3 6 10
4 8 12
5 10 14
6 12 16
c 4 20 23
7 35 38
q 4q 52
6 30 33
10 50 53
15 75 78
d 5 15 20
8 24 2q
11 33 38
16 48 53
e 20 150 155
65
60
50
2 3 30 6
6 60 12
10 100 20
15 150 30
21 210 42
DRM 107
28 280 56
2
3 The outputs ore twice the inputs.
ORM 104
1 The function is: x 7 + 3.
2 a 66
b 73
c 115
d 122
3 The function is x q - 5.
4 a 184
e b 1q3
c 445
d 454

DRM 105 Graph A Graph B
1 input output
ORM 108
1 5 2
2 8
3 11
4 14
5 17
6 20
The set of points
forms a straight line.
" 5 12 t-----r--+---+---
0
2 input output
3 7
4 10
5 13
6 16
7 1q
8 22
e The set of points 1234587 I 2 3 4 5 6 7 8
input input
forms a straight line.

C HarperCollinsPub/ishers Ltd 1997 STEPS 4b Differentiation Pack