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

if a sequence of number is in GP show that their logarithms are in 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 a,b,c are in G.P., then show that : loga, logb, log c are in A.P.

If a,b,c are unequal numbers in A.P. such that a,b-c,c-a are in G.P. then

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

l, m, n are three numbers in G.P., a is the first term of an A.P., whose l th, mth and nth terms are in H.P. If d is the common difference of the A.P.. prove that a = (m + 1)d.

If p ,q ,a n dr are in A.P., then which of the following is/are true? pth, qth, and rth terms of A.P. are in A.P. pth, qth, rth terms of G.P. are in G.P. pth, qth, rth terms of H.P., are in H.P. none of these

If the angles A,B,C of /_\ABC are in A.P., and its sides a, b, c are in Gp., show that a^(2) , b^(2), c^(2) are in A.P.

If the angles A,B,C of a triangle are in A.P. and sides a,b,c, are in G.P., then prove that a^2, b^2,c^2 are in A.P.

If x,1,z are in A.P. x,2,z are in G.P., show thast 1/x,1/4,1/z are in A.P.