JaslineT90283 JaslineT90283
  • 28-10-2022
  • Mathematics
contestada

Which of the following is true about the solution(s)to the equation

Which of the following is true about the solutionsto the equation class=

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JuwonO502018 JuwonO502018
  • 28-10-2022

Given:

[tex]\sqrt[]{x+2}=x[/tex]

Squaring on both sides

[tex]\begin{gathered} x+2=x^2 \\ x^2-x-2=0 \\ x^2+x-2x-2=0 \\ x(x+1)-2(x+1)=0 \\ (x+1)(x-2)=0 \end{gathered}[/tex]

[tex]x=-1,2[/tex]

x=-1 and x=2 are both solutions.

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