betzyarroyo028
betzyarroyo028 betzyarroyo028
  • 24-06-2021
  • Mathematics
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Helpppppppppppppp!!!!!!!!!

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hkim1130 hkim1130
  • 24-06-2021

Answer:

both 2 and -2

Step-by-step explanation:

Substitute 4 for r(x) on the given equation.

[tex]4=x^2[/tex]

[tex]\sqrt{4} =\sqrt{x^2}[/tex]

[tex]x=2[/tex]

[tex]x=-2[/tex]

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