2 ita,y, g are in A.P., Ithen prove that) y + ,xy,are in A.P(i)are in – InterviewSolution

1.	2 ita,y, g are in A.P., Ithen prove that) y + ,xy,are in A.P(i)are in A.P(iv) (x-z)2 =4(y2-XZ)(v) xy + yz + zx =
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