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If Re ((z + 2i)/(z+4))= 0 then z lies o...

If `Re ((z + 2i)/(z+4))= 0 ` then z lies on a circle with centre :

A

`(-2, -1)`

B

`(-2,1)`

C

`(2, -1)`

D

`(2,1)`

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The correct Answer is:
A
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