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Z is a complex number. If I Z l = 4 and ...

Z is a complex number. If I Z l = 4 and `arg(Z)=(5pi)/6`,then the value of Z is

A

a)`2sqrt3-2i`

B

b)`-2sqrt3+2i`

C

c)`2sqrt3-2i`

D

d)`-2sqrt3-2i`

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