The complex equation wn = z have solutions in the form of wm=r1/n (cos((θ+2πm)/n) + i sin ((θ + 2πm)/n)) where r = |z|           θ = arg(z)           m is an integer Show that wn+k = wk for integer k. The equation can only have n solutions

Calculus: Early Transcendentals
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Chapter1: Functions And Models
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Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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The complex equation wn = z have solutions in the form of wm=r1/n (cos((θ+2πm)/n) + i sin ((θ + 2πm)/n))

where r = |z|

          θ = arg(z)

          m is an integer

Show that wn+k = wk for integer k.

The equation can only have n solutions. 

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