Answer
See answers below
Work Step by Step
Using the inner product (5.1.14) in Problem 18, we have:
a) $=2.1.(-1)+1.2+0.(-1)+2.0.2=0$
b) $=1.(-1)+0.2=-1$
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.