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If a b c are in A.P. , prove that a2+b2-2bc=2a(b-c)

If a b c are in A.P. , prove that a2+b2-2bc=2a(b-c)

Grade:10

1 Answers

Sher Mohammad IIT Delhi
askIITians Faculty 174 Points
9 years ago

This can only be possible if d=0 or 2a=-3d , a= -3/2d

Sher Mohammad
B.Tech, IIT Delhi


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