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solve for x :

x7 = 1


{ the answer is not only = 1, it probably has 6 other values }

7 years ago


Answers : (2)


Hi Anthony

1 = cos2pi + isin2pi

11/7 = cos(2rpi/7) + isin(2rpi/7)


r = 1,2,3,4,5,6,7

This was derived using Euler's Formula

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7 years ago

thnx for the reply, but i hav a doubt :


why cant    1=cos (0) + i sin (0)

7 years ago

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