Due to the unforeseen pandemic, I am unable to speak to my tutor about the following question. I have emailed him, but I have not had an answer for weeks. Can someone please enlighten me.

Image and question to be answered below. Please provide an explanation, as I am struggling to find an answer:

enter image description here

  • $\begingroup$ We're not looking for posts that are the statement of an exercise-style problem and a request for someone to solve it for you. We're happy to help you understand the concepts but just solving exercises for you is unlikely to achieve that. You might find this page helpful in improving your question. $\endgroup$ – D.W. Apr 9 at 19:10
  • $\begingroup$ Can you credit the original source for all copied material? $\endgroup$ – D.W. Apr 9 at 19:10

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