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 Discussion Response Post to:
circles
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![[Post New]](/templates/default/images/icon_minipost_new.gif) 15 Apr 2008 20:11:23 IST
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to find length of chord on y axis
put x = -0 in equatioon
u will find a quadratic eqntion in y
i.e
y^2 -7y +12 =0
hence y=3 or 4
so distance between two point on chord is 1 unit
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