Two vectors A and B are given by A = 5i+3j-4k, B = 5i+2j+4k Find the unit vectors along - Physics - Motion In A Straight Line

Question

Two vectors A and B are given
by A =
5i+3j-4k,
B =
5i+2j+4k Find
the unit vectors along (A+B) and
(A-B)

Ishan Goyal · Accepted Answer

<img alt="" src=
"https://s3mn%20mnimgs%20com/img/shared/discuss_editlive/2191102/2012_04_27_22_02_57/image5980902134675307999%20jpg"
width="367" height="413">
hope it helps
cheers

Two vectors A and B are given by A = 5i+3j-4k, B = 5i+2j+4k. Find the unit vectors along (A+B) and (A-B).