neontrees63
neontrees63 neontrees63
  • 04-06-2018
  • Mathematics
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nonpermissable replacement for a 4/9a?

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PsychoticPrincess
PsychoticPrincess PsychoticPrincess
  • 04-06-2018
If a=0, then the denominator is equal to 0.  Since you cannot divide by zero, you are not allowed to do this.
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