Mathematics
G.P. : = 3 - 6 + 12 - 24 + …………. - 384
Statement (1): Product of 5th term from the beginning and 5th term from the end of the G.P. is - 1152.
Statement (2): In an G.P. the product of nth term from the beginning and nth term from the end is
1st term + last term
Both the statements are true.
Both the statements are false.
Statement 1 is true, and statement 2 is false.
Statement 1 is false, and statement 2 is true.
Related Questions
For a G.P., its fourth term = x, seventh term = y and tenth term = z.
Assertion (A): x, y and z are in G.P.
Reason (R): y2 = (ar6)2 = ar3 × ar9 = xz.
A is true, R is false.
A is false, R is true.
Both A and R are true and R is correct reason for A.
Both A and R are true and R is incorrect reason for A.
In a G.P., common ratio = 2, first term = 3 and last term = 96.
Statement (1): The number of terms in this G.P. = 96 - 3.
Statement (2): a : arn - 1 = 3 : 96
Both the statements are true.
Both the statements are false.
Statement 1 is true, and statement 2 is false.
Statement 1 is false, and statement 2 is true.
The 5th and the 8th terms of a G.P. are 32 and 256 respectively. Find its first term and the common ratio.