If a, b, c, d are distinct positive numbers in A.P., then:

If a,b,c are distinct positive numbers in H.P. then which of the relations must always hold good ?

If a ,b ,c ,d are four distinct positive numbers in G.P. then show that a+d > b+c dot

If a, b, c are distinct positive real numbers in G.P and log_ca, log_bc, log_ab are in A.P, then find the common difference of this A.P

If a,b,c are distinct positive real numbers, then

Q. If a, b,c and d are distinct positive no. in AP. then (A) ad lt bc (B) a+c lt b+d (c) a+d=2(b+c) (D) a+d=3(b+c)

If a , b ,c are three distinct positive real numbers in G.P., then prove that c^2+2a b >3ac

If a, b and c are distinct positive numbers, then the expression (a + b - c)(b+ c- a)(c+ a -b)- abc is:

If a, b and c are distinct positive numbers, then the expression (a + b - c)(b+ c- a)(c+ a -b)- abc is:

If a, b, c are distinct positive real numbers such that a+(1)/(b)=4,b+(1)/( c )=1,c+(1)/(d)=4 and d+(1)/(a)=1 , then

If a ,b ,c are three distinct positive real numbers, the number of real and distinct roots of a x^2+2b|x|-c=0 is 0 b. 4 c. 2 d. none of these