How do you find a unit vector in the direction of i+j+k?

1 Answer
Feb 25, 2018

Unit vector means a vector of magnitude #1# along the direction of a given vector.

So, to find an unit vector you have to divide the given vector with its magnitude.

So,here we get the unit vector as, #(i+j+k)/sqrt(1^2 +1^2 +1^2)=(i+j+k)/sqrt(3)#