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HippoCampus Calculus & Advanced Math
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OpenStudy (science0229):
Solve |x^2 - 4| = 2.
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OpenStudy (anonymous):
x^2 - 4 = 2 x^2 = 6 x = sqrt6 x^2 - 4 = -2 x^2 = 2 x = sqrt2 Hence, x = sqrt2, sqrt6
OpenStudy (anonymous):
x+2/4=2
OpenStudy (science0229):
x^2-4=2 x^2=6 x=sqrt(6) or -sqrt(6) x^2-4=-2 x^2=2 x=sqrt(2) or -sqrt(2)
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