Page 42 - Math Course 1 (Book 1)
P. 42
Arithmetic Sequences
Your Turn!
MONEY
The arithmetic sequence 2, 7, 12, 17, 22, … represents the total number
of pencils Claire has in her collection after she goes to her school store
each week.
A. Write an equation for the nth term of the B. Find the 12th term in the sequence.
sequence.
A. 12 C. 52
A. a = 2n + 7 C. a = 2n + 5
n
n
B. a = 5n + 2 D. a = 5n – 3 B. 57 D. 62
n
n
Answer Answer
C. Does this graph show the f rst f ve terms y
of the sequence?
30
A. yes
B. no
C. cannot determine 24
18
Answer
12
6
1 2 3 4 5
X
34
