- #1

Priscilla

- 31

- 0

Attachments: Questions and Answers

I try my very best to do the questions. But I really don't know how to get to the answer.

Could someone give me some hints of the questions: what assumption should I make if information is not given, and what equation can I use?

I try my very best to do the questions. But I really don't know how to get to the answer.

Could someone give me some hints of the questions: what assumption should I make if information is not given, and what equation can I use?