Respuesta :

Answer:

Taking the square root

Step-by-step explanation:

[tex]x^2-36=0[/tex]

[tex]x^2=36[/tex]

[tex]x=\pm6[/tex]

Alternatively, you can use a difference of squares to factor and solve:

[tex]x^2-36=0\\(x+6)(x-6)=0\\x=-6,x=6[/tex]

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