Sk1ydolRacede Sk1ydolRacede
  • 01-04-2017
  • Mathematics
contestada

Solve for n.
n^2–15n–16=0

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Аноним Аноним
  • 01-04-2017
n =  {15   +-  root of ( 225 + 64)  } / 2
  =  {15  +-  root of 289  } / 24
  = 15 + 17 } / 2   or  { 15 -17 } /2 
 = 16  or  -1


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