Not quite
2cis90° is a 4th root of 16
-16 = 16cis180°
so, the first 4th root is 2cis45°
Which of the following is a complex fourth root of -16?
I got 2(cos90°+isin90°)
Is it okay?
1 answer
I got 2(cos90°+isin90°)
Is it okay?
1 answer