a ,b ,c x in R^+ such that a ,b ,a n dc...

`a ,b ,c x in R^+` such that `a ,b ,a n dc` are in A.P. and `b ,ca n dd` are in H.P., then `a b=c d` b. `a c=b d` c. `b c=a d` d. none of these

Similar Questions

Explore conceptually related problems

If a,b,c are in AP and b,c,d be in HP, then

If a,b,c,d are positive numbers such that a,b,c are in A.P. and b,c,d are in H.P., then : (A) ab=cd (B) ac=bd (C) ad=bc (D)none of these

If a,b,c,in R^(+) , and a,b,c, d are in H.P. then

If a,b,c, are in A.P., b,c,d are in G.P. and c,d,e, are in H.P., then a,c,e are in

If a,b,c are in AP and a,b,d are in GP, then a,a-b,d-c will be in

If a,b,c are in A.P and a,b,d are in G.P, prove that a,a-b,d-c are in G.P.

If 1/(b-a)+1/(b-c)=1/a+1/c , then A. a ,b ,a n dc are in H.P. B. a ,b ,a n dc are in A.P. C. b=a+c D. 3a=b+c