Question

Solve x3 = 64 over 27.
±8 over 3
8 over 3
±4 over 3
4 over 3

Answer 1

Answer: x =(-12-√-432)/18=(-2-2i√ 3 )/3= -0.6667-1.1547i x =(-12+√-432)/18=(-2+2i√ 3 )/3= -0.6667+1.1547i x = 4/3 = 1.333

Explanation: