Determine whether the sequence is arithmetic, geometric, or neither.
Geometric Sequences

Quiz
•
Mathematics
•
9th Grade
•
Hard
Anthony Clark
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
arithmetic
geometric
neither
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the common ratio for the geometric sequence.
1
-1
7
-7
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the common ratio: 64, -16, 4, -1, ...
r = -8
r = -1/4
r = -4
r = 4
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the common ratio for the geometric sequence.
-4
4
1/4
-1/4
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Write the explicit formula for the following geometric sequence: 10, 20, 40, 80, ...
an = 10(2)n-1
an = 2(10)n-1
an = 10(2)n
an = 2(10)n
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Write the explicit formula for the following geometric sequence: 3, -12, 48, -192, ...
an = 4(3)n-1
an = 3(4)n-1
an = -4(3)n-1
an = 3(-4)n-1
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find a11 in the following geometric sequence:
-4,096
-1/256
-3,072
-236,196
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