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प्रश्न
Find, which of the following sequence from a G.P. :
8, 24, 72, 216, .............
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उत्तर
Given sequence: 8, 24, 72, 216, .............
Now,
`24/8 = 3, 72/24 = 3, 216/72 = 3`
Since `24/8 = 72/24 = 216/72` = ........ = 3, the given sequence is a G.P. with common ratio 3.
संबंधित प्रश्न
Find, which of the following sequence from a G.P. :
9, 12, 16, 24, ................
The fifth term of a G.P. is 81 and its second term is 24. Find the geometric progression.
Q 6
Q 7
Q 1.2
If a, b and c are in A.P. and also in G.P., show that : a = b = c.
Find the sum of G.P. :
`sqrt(3) + 1/sqrt(3) + 1/(3sqrt(3)) + ..........` to n terms.
Q 8
Find the sum of the sequence `-1/3, 1, -3, 9, ..........` upto 8 terms.
Find a G.P. for which the sum of first two terms is – 4 and the fifth term is 4 times the third term.
