if a,b,c are in an AP and if the equations (b-c)x^2 + (c-a)x + (a-b)=0 and 2(c+a)x^2 + (b+c)x=0 HAVE A COMMON ROOT, then, prove that :-a^2, c^2, b^2 are in AP.[*x^2 refers to x square ]

Shridhar Karpe , 14 Years ago

Grade