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OpenStudy (anonymous):
does anyone know how to do the (3rd root of -27)^2
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OpenStudy (anonymous):
9
OpenStudy (anonymous):
how do you work it out?
OpenStudy (anonymous):
well -3*-3*-3 is -27, so that is the 3rd root of -27 and then you square that so.... -3*-3 is 9. :)
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