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OpenStudy (anonymous):
Solve. 2x2 = 8 quadratics
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OpenStudy (anonymous):
2x^2=8? div by 2 x^2=4 take sqrt x=sqrt(4)
OpenStudy (anonymous):
Don't forget \[\pm\]
OpenStudy (anonymous):
sqrt(x) implies that right?
OpenStudy (anonymous):
but yea dont forget it.
OpenStudy (anonymous):
2x^2 = 8 x^2 = 8/2 x^2 = 4 x = Sqrt 4 x = ±2
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