The sum of an infinite geometric series with positive terms is 3 and the sum of the cubes of its terms is
. Then the common ratio of this series is
(a)
(b)
(c)
(d)
The sum of an infinite geometric series with positive terms is 3 and the sum of the cubes of its terms is. Then the common ratio of this series is
(a)
(b)
(c)
(d)
Question ID - 56969 | SaraNextGen Top Answer
The sum of an infinite geometric series with positive terms is 3 and the sum of the cubes of its terms is. Then the common ratio of this series is
(a)
(b)
(c)
(d)
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The sum of an infinite geometric series with positive terms is 3 and the sum of the cubes of its terms is |
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(a) |
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(b) |
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(c) |
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(d) |
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1 Answer
127 votes
=
=
−13r+6=0
as |r|<1127