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

Question

asked Jun 19, 2016 38.6k views

1 Answer

Nvogel · Answer 1 · 2016-06-25T01:27:25+0000

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