joshuateamhitp1w3vs joshuateamhitp1w3vs
  • 01-01-2018
  • Mathematics
contestada

1. Solve x2-4x+18=0.

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lesliekolleroxrkcf
lesliekolleroxrkcf lesliekolleroxrkcf
  • 01-01-2018
x²-4x+18=0

x= 4 ± √(16-4*1*18) / 2

x=4±√(16-72) /2

x= 4 ± √-56 /2

x = 4±2i√14 / 2

x= 2±√14 * i




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iriesm
iriesm iriesm
  • 22-12-2019

Answer:

The answer is C I just took the test

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