zglasel
zglasel zglasel
  • 16-03-2020
  • Mathematics
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solve the equation by completing the square x^2-2x-14=0
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finskayaeliza
finskayaeliza finskayaeliza
  • 16-03-2020
(X-5)(x+3) because 14 +1 is 15, factors of 15 that give -2 is -5 and 3
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