Question:
Find the conjugate of each of the following:
$-\sqrt{-1}$
Solution:
Given: $z=-\sqrt{-1}$
The above can be re - written as
$Z=-\sqrt{i^{2}}\left[\because \mathrm{i}^{2}=-1\right]$
$z=0-i$
So, the conjugate of $z=(0-i)$ is
$\bar{z}=0+i$
Or $\bar{z}=i$
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