17. If x is a real number such that x3 = 729,
then x2 + x = ?
A. 738
B. 732
C. 90...
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Mathematics, 23.02.2021 19:50 donuteatingcat
17. If x is a real number such that x3 = 729,
then x2 + x = ?
A. 738
B. 732
C. 90
D. 84
E. 12
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Answers: 2
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