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10 questions
What is the common ratio of this sequence ? 5, 25, 125, ...
4
2
5
6
What is the 5th term of the sequence 7, 14, 28, ...?
72
48
56
112
Which of the following is a geometric sequence?
2, 4, 5, . . .
2, 6, 18, . . .
2, 4, 6, . . .
10, 20, 200, . . .
What is the common ratio of the geometric sequence -1, 6, -36, 216, ...?
-6
6
12
-4
Solving for the nth term of geometric sequence, given that a1 = 1 and r= 2, what is the value of the 4th term?
2
8
4
16
Solving for the nth term of geometric sequence, given that a1 = 4 and r= 6, what is the value of the 4th term?
144
864
124
764
What is the common ratio of the geometric sequence -2, -8, -32, -128, ...?
-4
4
-2
2
What is the 5th term of the geometric sequence -2, -8, -32, -128, ...?
-2048
-512
-256
-384
Find the sum of the first four terms of the geometric sequence that begins with 1 with a common ratio of 3.
25
37
40
80
Evaluate the sum of the geometric sequence 1 + 2 + 4 + 8..., n = 6
63
60
46
56
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