Geometric Sequences and Series
Interactive Video
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Easy
Mark Mendoza
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What are the two main types of sequences discussed?
Linear and Exponential
Arithmetic and Geometric
Ascending and Descending
Positive and Negative
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What distinguishes an arithmetic sequence from a geometric sequence?
Arithmetic sequences use multiplication, while geometric sequences use addition.
Arithmetic sequences have a common difference, while geometric sequences have a common ratio.
Arithmetic sequences always increase, while geometric sequences always decrease.
Arithmetic sequences use fractions, while geometric sequences use whole numbers.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the first term of a sequence typically denoted?
d
r
u1
un
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the common ratio of the geometric sequence 5, -25, 125, -625...?
5
-5
20
-20
5.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
What is the common ratio of the sequence
100, 50, 25, 12.5, ...
Write your answer in decimal.
(a)
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of the following is NOT TRUE about the sequence below?
27, -9, 3, -1, ...
The common ratio is -3.
The common ratio is .
The sequence is infinite.
The sequence is geometric.
7.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
What is the 8th term of the sequence below?
2, 4, 8, 16, 32, ...
(a)
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