Sunday, April 26, 2009

Maths Question

Let X and Y be 2 numbers that are greater than 0.

X=Y
X^2=XY
X^2-Y^2=XY-Y^2
(X^2-Y^2)/(X-Y)=(XY-Y^2)/(X-Y)
X+Y=Y
2Y=Y
2=1???
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1 comment:

  1. Teow Yong ZhenMay 29, 2009 at 6:19 PM

    If x=y, then x-y=0
    But it is impossible to divide a number by 0

    ReplyDelete

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