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If (z+1)/(z+i) is a purely imaginary num...

If `(z+1)/(z+i)` is a purely imaginary number (where`(i=sqrt(-1)`), then z lies on a

A

straight line

B

circle

C

circle with radius = `1/sqrt(2)`

D

circle passing through the origin

Text Solution

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The correct Answer is:
B, C, D
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