unimatix
  • unimatix
why are these two equations equal
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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unimatix
  • unimatix
\[\frac{ u ^{2}}{ 1+u^2 } = 1 - \frac{ 1 }{ 1+u^2 }\]
unimatix
  • unimatix
basic algebra i'm sure. just drawing a blank here.
dan815
  • dan815
you have to take the common denominator

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dan815
  • dan815
just like how you need common denominator to add fractions now your denominator just happens to be some expression instead of a number
dan815
  • dan815
|dw:1442717373661:dw|
dan815
  • dan815
|dw:1442717414388:dw|
unimatix
  • unimatix
okay I see it now.
unimatix
  • unimatix
thanks!
dan815
  • dan815
welcome

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