Unfortunately, I cannot provide specific answers to questions about textbooks without access to the relevant materials. I can, however, offer general guidance on how to approach solving exercises and problems from your textbook.
Here are some tips:
Read the question carefully: Make sure you understand what is being asked before you start trying to solve the problem. Identify the key words and concepts.
Review the relevant material: Go back to the textbook or class notes to review the concepts that are related to the question. This will help you refresh your memory and identify the formulas or techniques that you need to use.
Break the problem down into smaller steps: If the problem is complex, try to break it down into smaller, more manageable steps. This will make it seem less daunting and will help you focus on one step at a time.
Work through the problem step by step: Once you have broken the problem down into steps, work through each step carefully. Be sure to show all of your work, even if you think it is obvious. This will help you identify any mistakes you may have made.
Check your answer: Once you have completed the problem, check your answer to make sure it is correct. You can do this by plugging your answer back into the problem or by using a different method to solve the problem.
If you are still having trouble with a particular problem, you can ask your teacher for help. They can provide you with additional guidance and support.
I hope these tips help you with your studies!