Mathematics · Complex Numbers
The polar form of the complex number (i 21 ) 3 is:
- 1cos( 3π 2 ) - i sin( 3π 2 )
- 22 cos( π 2 ) - 3i sin( π 2 )
- 3cos( π 2 ) + i sin( π 2 )
- 4cos( π 2 ) - i sin( π 2 )✓
Correct answer
cos( π 2 ) - i sin( π 2 )
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