Last Activity: 10 Years ago
[x]=x- frac(x)= x-x’[y]=y-frac(y) =y-y\[x][y]=(x- frac(x))(y-frac(y) )xy- xy’- x’y-x’y’ = x+yxy- xy’- x’y-x’y’ –x- y is equation of pair of line, hence proved
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Last Activity: 2 Years ago