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OpenStudy (anonymous):
Can someone help me? I'm kinda confused on how to simplify this x^2 - 1 = 0
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OpenStudy (anonymous):
x^2 - 1 = 0 x^2=1 x=1
OpenStudy (anonymous):
that's what I thought. After doing a bunch of harder algebra I second guess my self on the easy stuff. thanks
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