find modulus and argument of complex number is root 3 - i . hence convert itintopolar form
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https://www.meritnation.com/ask-answer/question/find-the-modulus-and-the-argument-of-the-complex-number/complex-numbers-and-quadratic-equations/6321717
https://www.meritnation.com/ask-answer/question/convert-in-polar-form-1-i/trigonometric-functions/493966
https://www.meritnation.com/ask-answer/question/find-the-modulus-and-the-argument-of-the-complex-number/complex-numbers-and-quadratic-equations/6321717
https://www.meritnation.com/ask-answer/question/convert-in-polar-form-1-i/trigonometric-functions/493966