anonymous
  • anonymous
Help?
Pre-Algebra
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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anonymous
  • anonymous
\[\frac{ q-3 }{ -5 } \times \frac{ 3q }{ q-4 }\]
anonymous
  • anonymous
do the top and bottom seperatly first so (q-3)3q= and -5(q-4)=
anonymous
  • anonymous
3q^2-6q and -5q+20

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anonymous
  • anonymous
3q^2 - 9q for the numerator
anonymous
  • anonymous
\[\frac{ 3q^2-9q }{ -5+20 }\]
anonymous
  • anonymous
-5q***
anonymous
  • anonymous
Duh. Lol. I'm just tired.
anonymous
  • anonymous
Now how do I find the restrictions?
anonymous
  • anonymous
Well the excluded values?
anonymous
  • anonymous
set then bottom = to 0 and any values you get are restricted bc you can not divide by 0
anonymous
  • anonymous
I think it's \[q \neq5\]
anonymous
  • anonymous
4 bc 4*5=20 and 20-20=0
anonymous
  • anonymous
Yeah sorry. I forgot the +20 on the bottom.
anonymous
  • anonymous
glad to help

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