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प्रश्न
Find, which of the following sequence from a G.P. :
9, 12, 16, 24, ................
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उत्तर
Given sequence: 9, 12, 16, 24, ................
Now,
`12/9 = 4/3, 16/12 = 4/3,24/16 = 3/2`
Since `24/8 = 72/24 ≠ 216/72`, the given sequence is not a G.P.
संबंधित प्रश्न
Find, which of the following sequence from a G.P. :
8, 24, 72, 216, .............
Find the 9th term of the series :
1, 4, 16, 64, ...............
Which term of the G.P.:
`-10, 5/sqrt(3), -5/6,....` is `-5/72`?
Second term of a geometric progression is 6 and its fifth term is 9 times of its third term. Find the geometric progression. Consider that each term of the G.P. is positive.
The fifth, eight and eleventh terms of a geometric progression are p, q and r respectively. Show that : q2 = pr.
Find the third term from the end of the G.P.
`2/27, 2/9, 2/3, .........,162.`
Q 2
If a, b and c are in A.P, a, x, b are in G.P. whereas b, y and c are also in G.P.
Show that : x2, b2, y2 are in A.P.
Find the geometric mean between 14 and `7/32`
Q 8
