KathyRayG2747 KathyRayG2747

11-04-2018
Mathematics

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Express the given complex number in the form r(cos θ + i sin θ) = reiθ. 3 − i

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jelkhechen86 jelkhechen86

14-04-2018

Answer:

let z=3-i
|z|=square root 10 r=square root 10
Ø=-pi/6

z=sqr 10 × e^i×pi/6
z=sqr 10(cos(-pi/6) +isin(-pi/6))

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