SOLUTION: Convert -3R-4U to polar form

Algebra ->  Complex Numbers Imaginary Numbers Solvers and Lesson -> SOLUTION: Convert -3R-4U to polar form      Log On


   

Question 1176561: Convert -3R-4U to polar form
Answer by ikleyn(52787) About Me  (Show Source):
You can put this solution on YOUR website!
.

In my solution,  I will assume that  U  and  V  are positive real numbers.


The modulus is   sqrt%28%28-3%29%5E2+%2B+%28-4%29%5E2%29 = sqrt%2816%2B25%29 = sqrt%2825%29 = 5.


The angle is   alpha%29 = arctan%28%28-4%29%2F%28-3%29%29 + pi = arctan%284%2F3%29 + pi.


The polar form is   (5, alpha).