If I have an equation such as y = x(x-1)/(x-1) , is it acceptable to simplify it to y = x ?
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Originally Posted by kinhew93 If I have an equation such as y = x(x-1)/(x-1) , is it acceptable to simplify it to y = x ? as long as you state the restriction that x cannot equal 1 ... $\displaystyle y = x \, , \, x \ne 1$
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