I am totally stuck on this problem. I need to find the cube roots of -8 in polar coordinates. I know that -8 lies on the real axis, so the angle of reference is . I also know that . I know that the formula I need to use is cube root of and I know that , and the cube root . I must be tired and doing something wrong with the signs or something. I keep getting a zero for the first term and I am pretty sure the answer is . Please help! Thanks!