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If x is a real number such that x^3=216, then what does x^2+x=?

If x is a real number such that x^3=216, then what does x^2+x=?
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1 vote
If x is a real number such that x^3=216, then what does x^2+x=?

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User Macumbaomuerte
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1 Answer

5 votes

\sqrt[3]{216} =6 then
6^2+6=42
answered
User Stephen Cheng
by
8.1k points
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