If a, b,c are in ap the lines ax + by + c =0 pass through the fixed point. Then what is that point????

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If a, b,c are in ap the lines ax + by + c =0 pass through the fixed point. Then what is that point????

harshadulla01 12th Apr, 2018

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Answer (1)

Rohan K 13th Apr, 2018

Hello. Thanks for contacting Careers360 and we hope we will be able to answer your query.

If a, b, c are in AP, then

a - 2b + c = 0

Comparing with the general expression of a line: ax + by + c = 0, we have that it passes through (1,-2).

Hope this helps you and all the best!

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