dicelord58
dicelord58 dicelord58
  • 02-05-2020
  • Mathematics
contestada

Which of the following equations has only one solution?

x^2 - 1 = 0
x^2 + x = 0
x^2 + 4x + 4 = 0

Respuesta :

thelastgodndt thelastgodndt
  • 02-05-2020

Answer:

x^2 + 4x + 4

Step-by-step explanation:

Bc b^2 - 4ac = 0

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