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If z^(2)+z+1=0, then the value of (z+(1)...

If `z^(2)+z+1=0`, then the value of `(z+(1)/(z))^(2)+(z^(2)+(1)/(z^(2)))^(2)+.......+(z^(7)+(1)/(z^(7)))^2` will be

A

27

B

45

C

13

D

7

Text Solution

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The correct Answer is:
A, B, C
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