Question
Fri March 23, 2012 By:

Can u solve this please? If 1/y+z, 1/z+x, 1/x+y are in AP Then show that ?x^2 y^2 z?^2 in AP

Expert Reply
Fri March 23, 2012
here , 1/x+z - 1/y+z = 1/x+y - 1/z+x
 
So , y-x / y+z = z-y / x+y
 
On cross multiplying we get ,
 
x2 + z2 = 2y2
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