Find the common ratio of an infinite geometric series with the given sum and first term. 1) S =9, a1 = 3 2) S = 2/3, a1 = 1?

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... divide a 2 by a 1 to find the common ratio, 2/3. Formulas used with geometric sequences and geometric series: ... 3) to find the actual first term. a 1 ...
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Positive: 28 %

... you can take the sum of an infinite geometric ... geometric series with common ratio r ... r = 1/3. They've given me the sum of the first ...
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Positive: 25 %

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Find the sum of each of the geometric series given below. ... 1) -6 + 2 - (2/3) + (2/9) - ... ok the first term is -6 and the common ratio is -1/3 so we ...
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Positive: 28 %

The sum of the first n terms of a geometric ... where a 1 is the first term and r is the common ratio. ... r = a 2 a 1 = 18 27 = 2 3. Then find the sum: S ...
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Positive: 23 %

What is the sum of the infinite geometric series with a1 ... sum of geometric infinite series 3/2+ 9 ... 9 and common ratio is 1/10 then sum up ...
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Positive: 9 %

466 6 SEQUENCES, SERIES, AND PROBABILITY Section 6-3 Arithmetic and Geometric Sequences Arithmetic and Geometric Sequences nth-Term Formulas Sum Formulas ...
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Positive: 10 %

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Find the common ratio of an infinite geometric series with the given sum and first term . S=9,a1=3. ... The sum of an infinite geometric series is: S = a 1 ...
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Positive: 28 %

1 Common ratio; 2 Sum. ... the following geometric series: s = 1 + 2 3 + 4 9 + 8 27 + ... constant ratio r = 4/9. The first term of the geometric series is ...
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Positive: 27 %

... infinite geometric series is a 1 + a 1 r + a 1 r 2 + a 1 r 3 + ... a 1 is the first term and r is the common ratio. ... The sum S of an infinite ...
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Positive: 22 %

... 1×2, 1×2 2, 1×2 3, ... } = {1, 2, 4, 8, ... } ... a = 10 (the first term) r = 3 (the "common ratio") ... Infinite Geometric Series.
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Positive: 15 %

... 5 Sums of Infinite Series. ... use the sum and: s = 1/(1 - 1/3) = 1/(2/3) = 3/2 = 1.5 ... Dividing the second term by the first term gives the ratio to ...
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Positive: 5 %

... { 1, 3, 9, 27 } has a common ratio of 3. ... Find the common ratio of each geometric ... Click here to see answer. 2·3=6, 6·3=18. The common ratio is 3.
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Positive: 10 %

... 2, 3/2, and 4/3 respectively ... An infinite geometric series is an infinite series ... It is a geometric series whose first term is 1/2 and whose ...
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Positive: 10 %

3. Infinite Geometric Series. ... Let's do the sum of the first few terms: a 1 = 5. ... find the first term and common ratio ...
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Positive: 10 %

... infinite geometric series with first term a ... 1 8 º 3 1 2. . . Find the common ratio of the infinite geometric series with the given sum and first ...
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Positive: 10 %

Introduces arithmetic and geometric sequences, ... 2/9, 2/3, 2, 6, 18,... To find the common ratio, ... and the first term a 1 is often referred to simply ...
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Positive: 10 %

6.3. Geometric sequence. A sequence in which each term after the first is a constant multiple of the preceding term is called a geometric sequence.
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28 %