If a,b,c in G.P. x,y be the A.M.\'s between a,b and b,c respectively then `(a/x+c/y)(b/x+b/y)=` (A) 2 (B) -4 (C) 4 (D) none of these

If a,b,c are in G.P. and x,y be the AM's between a,b and b,c respectively then (A) 1/a+1/b=(x+y)/6 (B) ax+cy=b (C) a/x+c/y=2 (D) 1/x+1/y=2/b

If a, b, c are in G.P., x and y are the A.M.'s of a, b and b, c respectively, then prove that: (i)(a)/(x)+(c)/(y)=2" "(ii) (1)/(x)+(1)/(y)=(2)/(b)

If a, b, c are in G.P . and x, y are arithmetic means of a, b and b, c respectively, then (1)/(x)+(1)/(y) is equal to

If a ,b ,c are in G.P. and x ,y are the arithmetic means of a ,ba n db ,c respectively, then prove that a/x+c/y=2a n d1/x+1/y=2/b

If a, b and c are in G.P and x and y, respectively , be arithmetic means between a,b and b,c then

If a ,b , a n dc are in G.P. and x ,y , respectively, are the arithmetic means between a ,b ,a n db ,c , then the value of a/x+c/y is 1 b. 2 c. 1//2 d. none of these

If a ,b , a n dc are in G.P. and x ,y , respectively, are the arithmetic means between a ,b ,a n db ,c , then the value of a/x+c/y is 1 b. 2 c. 1//2 d. none of these

If a,b,c are in G.P. and a,x,b,y,c are in A.P., prove that : (a)/(x)+(c )/(y)=2 .

If a,b,c are in G.P. and a,x,b,y,c are in A.P., prove that : (1)/(x)+(1)/(y)=(2)/(b)

If a ,b ,a n dc are in G.P. and x a n d y , respectively, be arithmetic means between a ,b ,a n db ,c ,t h e n (a) a/x+c/y=2 b. a/x+c/y=c/a c. 1/x+1/y=2/b d. 1/x+1/y=2/(a c)