01-09-2020
Mathematics

contestada

what are the solutions of x^2 - 4 = 0

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chikafujiwara chikafujiwara

01-09-2020

It is a difference of squares, so we can factor this to

[tex](x+2)(x-2)=0[/tex]

Then, we can solve for [tex]x[/tex].

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

Hope this helps.

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