laurengrace01 laurengrace01
  • 11-10-2018
  • Mathematics
contestada

one solution to the problem below is 2. what is the other solution c^2-4=0

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gmany
gmany gmany
  • 11-10-2018

[tex]c^2-4=0\qquad|+4\\\\c^2=4\to c=\pm\sqrt4\\\\c=-2\ \vee\ c=2[/tex]

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