gabeofthrones gabeofthrones
  • 23-09-2015
  • Mathematics
contestada

m^2 + 8m - 9 = 0
Must be factored completely

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TSO
TSO TSO
  • 23-09-2015
[tex]m^2+8m-9 \\ m^2 -9m+1m-9 \\ m (m-9)+1 (m-9)\\(m+1)(m-9)[/tex]
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