If a,b,c are three mutually perpendicular vectors of equal magnitude, find the angle between vectora and a+b+c
Since, are mutually perpendicular vectors.
Now,
Suppose, makes angle θ with .
Thus, angle between and is .
If a,b,c are three mutually perpendicular vectors of equal magnitude, find the angle between vectora and a+b+c
Since, are mutually perpendicular vectors.
Now,
Suppose, makes angle θ with .
Thus, angle between and is .