|
a
|
b
|
c
|
d
|
e
|
f
|
g
|
1
|
d = 10
|
d = 4
|
Not arithmetic
|
d = -6
|
d = w + 3
|
d = 2.1
|
d = -1
|
2
|
50, 60
|
23, 27
|
Not arithmetic
|
-10, -16
|
5w + 12 6w + 15 |
12, 14.1
|
p − 3, p − 4
|
3
|
72
|
50
|
-29
|
-525
|
293
|
17√5
|
41z − 40
|
4
|
tn = 5n + 10
|
tn = 3n − 1
|
tn = 9 − 4n
|
tn = q(2n − 1)
|
tn = 26 − 8n
|
tn = 4.6n − 0.1
|
tn = 1030 − 20n
|
5. d = 3, a = 3 and the sequence is 3, 6, 9, 12, ...
6. d = -0.6, a = 9.9 and the sequence is 9.9, 9.3, 8.7, 8.1, ...
7. There are 162 multiples of 4 between 982 and 334.
8. 147 is the 48th term of the sequence.
9. -100 is the 41st term of the sequence.
10. She would run 11.4 km.