Worksheets6.1 Arithmatic and Geometric Sequences
Total questions: 15
Worksheet time: 1hrs 15mins
{26, 22, 18, 14, ...}
97, 86, 75, 64, ...
What is the common ratio: 5, 25, 125, 625...
Which sequence is an arithmetic sequence?
3, 6, 2, 7, ...
3, 6, 12, 24, ...
3, 6, 10, 15, ...
3, 7, 11, 15, ...
This is an arithmetic sequence. 5, 2, –1, –4, . . .
What is a7 (7th term) ?
-13
-11
-18
-22
Create the explicit formula for the arithmetic sequence: 2, 8, 14, ...
an=2+6(n-1)
an=2+6(n-1)
an=6(n-2)
an=14-6(n - 1)
What is a5 (5th term) in the sequence defined as follows? an = 5 ⋅ 2(n-1)
What is the explicit rule for the geometric sequence: 11, 22, 44, 88...
an = 2(11)n-1
an = 11(2)
an = 11(2)n-1
What is the 38th term of this arithmetic sequence? {26, 22, 18, 14, ... }
{2, 10, 50, 250, ... }
Write the explicit formula for the sequence.
9, 5, 1, -3, ...
an=9+5(n−1)
an=9−4(n−1)
an=4+9(n−1)
an=9⋅4(n−1)
What is the eleventh term of an arithmetic sequence in which a1 = 3 and d = 6?
63
39
69
36
