Sunday, July 12, 2009

For standard form (Ax+by=c) If one is missing would it just be one?

like.. 4x=y


4x-y=1???

For standard form (Ax+by=c) If one is missing would it just be one?
Not sure exactly what you are asking but I will assume that it is what happens when one of the coefficients (a, b or c) is zero.





If a=0, you have by=c, or a horizontal line (parallel to the x-axis) at y=c/b.





If b=0, you haxe ax=c, or a vertical line (parallel to the y-axis) at x=c/a.





If c=0, you have ax + by=0, or a line with slope -a/b through the origin.
Reply:no


4x=y


4x-y=0
Reply:no


4x=y


=4x-y=0


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