rainforestwl
rainforestwl rainforestwl
  • 18-06-2017
  • Mathematics
contestada

topic: binomial theorem..
how to expand (2-X)^ -2 ?? unsure of how to expand this equation since the power is negative..

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Banabanana
Banabanana Banabanana
  • 18-06-2017
[tex]( 2-x)^{-2}= \cfrac{1}{(2-x)^2}= \cfrac{1}{x^2-4x+4}[/tex]
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