Answer
6.2m
Work Step by Step
The magnitude of r is $√((5m^2)+(-3m^2 )+(2m^2))$ = 6.2m
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.