\(xy+3x-3y-7=0\)
\(\Leftrightarrow x\left(y-3\right)-3\left(y-3\right)+2=0\)
\(\Leftrightarrow\left(y-3\right)\left(x-3\right)=-2\)
timf noot
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\(xy+3x-3y-7=0\)
\(\Leftrightarrow x\left(y-3\right)-3\left(y-3\right)+2=0\)
\(\Leftrightarrow\left(y-3\right)\left(x-3\right)=-2\)
timf noot
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