raymondhenriqu
raymondhenriqu raymondhenriqu
  • 08-11-2016
  • Mathematics
contestada

k2+11k+30=(k+5)(k+ )

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lborgen74
lborgen74 lborgen74
  • 09-11-2016
k²+11k+30
(k+5)(k+6)
k=-5,-6
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