if a sequence of number is in GP show that their logarithms are in A.P

If a series of numbers be in G.P., show that their logarithms are in A.P

(c) If a series of numbers be in G.P.,show that their logarithms are in A.P

If a sequence of posivtive numbers are in G.P show that their logarithms in A.P

Given a sequence of 4 numbers, first three of which are in G.P.,and the last three are in A.P. with common difference six. If first and last term of the sequence are equal, then the last term is

If the nth term of a sequence is an expressionof first degree in n,show that it is an A.P.

If the square of differences of three numbers be in A.P., then their differences re in (A) A.P. (B) G.P. (C) H.P. (D) none of these

If the square of differences of three numbers be in A.P., then their differences re in (A) A.P. (B) G.P. (C) H.P. (D) none of these

The nth term of a sequence is 8 -5n. Show that the sequence is an A.P.

If three positive real number a,b and c are in G.P show that log a , log b and log c are in A.P

If x, y and z are in G.P, then show that logx, logy, logz are in A.P.