Use Demoivre's Theorem to find the fourth roots of -16. Leave the four roots in trigonometric form. How the heck do i do this?

1 answer

1. well, if you have 16@520; 16@180;16@900;16@1260
   
   dividing by 4, roots are 4@130, 4@45;4@225;4@315

   Answer ID
   525042

   Created
   April 4, 2011 1:43am UTC

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   https://questions.llc/answers/525042