Answer
Please see the work below.
Work Step by Step
We can write the required products as:
a. $CH_2=CH-CH_2-CH_3+HBr\rightarrow CH_3-CHBr-CH_2-CH_3$
b. $CH_3-CH=CH-CH_3+HBr\rightarrow CH_3-CH_2-CHBr-CH_3$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.