Question

proove that z=barz if and only of z ir purely real
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Answer 1

Answer:

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Step-by-step explanation:

Let the complex number z=a+ib

So

z

ˉ

=a−ib

Now, if z=

z

ˉ

⇒a+ib=a−ib

⇒b=0

Thus, the imaginary part of z is 0