Mathematics
Grade 6
15 min
Partial sums of geometric series
Partial sums of geometric series
Tutorial Preview
1
Sum the first 4 terms. Start: 2. Ratio: 3.
2
Sum the first 3 terms. Start: 32. Ratio: 1/2.
3
A series is 4, 8, 16, ... What is the sum of the first 4 terms?
Sample Practice Questions
Easy
What is the sum of the first 3 terms of a series starting at 1 with a ratio of 2?
0.7
1.6
2.8
3.5
Easy
Find the sum of the first 3 terms of a series. First term is 3, common ratio is 2.
0.18
1.21
2.15
3.24
Easy
What is the sum of the first 3 terms of a series starting at 1 with a ratio of 3?
0.12
1.9
2.13
3.15
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