Calculate the angle between the vector ______ `vecA = 3hati+4hatj +12hatk` and z axis.

Find the angle between the two vectors vecA = hati + 2hatj + 3hatk and vecB = 2hati+ hatj + 4hatk .

Find the angle between the vectors veca=hati-hatj+hatk and vecb=hati+hatj-hatk .

Find the angle between the vectors vecA=2hati+3hatj and vecB=-3hati+2hatj .

Angle between the vectors hati +hatj and hati-hatk is

Find the angle between the two vectors vecA =hati-2hatj+3hatk and vecB=2hati+hatj+3hatk .

Calculate the unit vector along vecA=3hati+4hatj-hatk .

Statement I: The angle between the vectors vecA=hati +hatj and vecB=hatj+hatk is (pi)/3 . Statement II: The angle between vector vecA and vecB is theta =cos ^(-1) ((vecA*vecB)/(AB)) .

The angle subtended by the vector A=4hati+3hatj+12hatk with the x-axis is