SOLUTION: Find the angle (rounded to the nearest 10 minutes) between the following pair of vectors: u=-i-4j and v=3i-4j Enter your answer in degrees, minutes, seconds, enter 0 for

Algebra ->  Vectors -> SOLUTION: Find the angle (rounded to the nearest 10 minutes) between the following pair of vectors: u=-i-4j and v=3i-4j Enter your answer in degrees, minutes, seconds, enter 0 for       Log On


   

Question 984376: Find the angle (rounded to the nearest 10 minutes) between the following pair of vectors:
u=-i-4j
and
v=3i-4j
Enter your answer in degrees, minutes, seconds, enter 0 for the number of seconds.
Thank you.
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


The angle of vector is given by

If the angle of vector is and the angle of vector is , then the angle between and is

John

My calculator said it, I believe it, that settles it