Pre-Calculus, 9th edition
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53
| PAGE: 589 | SET: Exercises | PROBLEM: 53 |
Please look in your text book for this problem Statement
The complex number is 
.
Convert the complex number into polar form.
.
The polar form of 
is 
.
Find the cube roots of .
Theorem :
If 
is a positive integer, the complex number 
has exactly distinct complex 
roots.
The complex roots are 
, where 
.
.
Substitute 
.
.
Substitute 
.
.
Substitute 
.
.
The complex fourth roots of are 
, 
, and 
.
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