CBSE Class 11-science Answered
If (b-c)(b-c), (c-a)(c-a), (a-b)(a-b) are in AP then show that 1/(b-c), 1/(c-a), 1/(a-b) are in AP. {USE :ADD ab+bc+ca-a^2-b^2-c^2 to each term}
Asked by nk.pandit02 | 12 Mar, 2017, 01:46: PM
Expert Answer
This is the method for the prove. I am not clear as in why you want this: {USE :ADD ab+bc+ca-a^2-b^2-c^2 to each term}. But I have got the proof as shown above. Hope this method is clear. Thank you.
Answered by Rebecca Fernandes | 12 Mar, 2017, 02:10: PM
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