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If x is a real number such that x^3 =64 then x^2 + x=?

If x is a real number such that x^3 =64 then x^2 + x=?
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If x is a real number such that x^3 =64 then x^2 + x=?

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User Feichangh
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x^3=64

x= 3 square root of 64

x=4

x^2+ square root of x= 4^2+ the square root of 4= 16+2=18
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User LittleK
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