muflihansari
muflihansari muflihansari
  • 14-10-2020
  • Mathematics
contestada

The number of solutions of an equation x² - 4 = 0 is

Respuesta :

botikoti24
botikoti24 botikoti24
  • 14-10-2020

Answer:

Step-by-step explanation:

x*x=4

=>x= -2 or x=2

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