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Brooks Moreno
Mathematics
1 December, 18:07
If x3 = - 27, then what is x?
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Talia Haas
1 December, 18:09
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x = - 3
Step-by-step explanation:
x^3 = - 27
Take the cube root of each side
(x^3) ^1/3 = - 27 ^1/3
x = - 3
We know that - 3*-3*-3 = - 27 so this checks
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