Complex exponentials, logarithms and powers, electrical engineering

Sameer1x1

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Apr 12, 2021
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20210412_190229.jpg
I'm struggling with this question this is what I got so far, can someone please assist
20210412_192352.jpg
 

Sameer1x1

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Joined
Apr 12, 2021
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I'm not sure what to do next
 

Sameer1x1

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Joined
Apr 12, 2021
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The very next step
 
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