The angle made by the vector `vecA = veci + vecj` with x-axis is

The angle made by the vector vecA=hati+hatj with x-axis is

The angle made by the vector vecA=2hati+2hatj with x-axis is

The angle made by the vector vecA=hati+hatj with x-axis is

The angle made by the vector vecA=hati+hatj with x-axis is

Find angle 'Ɵ' between the vectors veca = veci + vecj - veck and vecb = veci - vecj + veck .

A non zero vector veca is parallel to the line of intersection of the plane determined by the vectors veci,veci+vecj and the plane determined by the vectors veci-vecj, veci+veck find the angle between veca and the vector veci-2vecj+2veck .

Find the area of the parallelogram whose adjacent sides are determined by the vectors veca = veci - vecj + 3veck and vecb = 2veci - 7vecj + veck

A non vector veca is parallel to the line of intersection of the plane determined by the vectors veci,veci+vecj and thepane determined by the vectors veci-vecj,veci+veck then angle between veca and veci-2vecj+2veck is = (A) pi/2 (B) pi/3 (C) pi/6 (D) pi/4

A non vector veca is parallel to the line of intersection of the plane determined by the vectors veci,veci+vecj and thepane determined by the vectors veci-vecj,veci+veck then angle between veca and veci-2vecj+2veck is = (A) pi/2 (B) pi/3 (C) pi/6 (D) pi/4

If a vector vecr of magnitude 3sqrt6 is directed along the bisector of the angle between the vectors veca =7veci-4vecj -4veck and vecb = -2veci- vecj+ 2veck , then vecr is equal to