The values of x for which the angle between the vectors `veca = xhati - 3hatj - hatk` and `vecb = 2xhati + xhatj - hatk` is acute and the angle between b and y-axis lies between `pi/2` and `pi` are:

Find the values of x for which the angle between the vectors veca=-3hati+xhatj+hatk and vecb=xhati+2xhatj+hatk is acute nd the angle between vecb and x-axis lies between pi/2 and pi.

Find the values of x for which the angle between the vectors veca=-3hati+xhatj+hatk and vecb=xhati+2xhatj+hatk is acute nd the angle between vecb and x-axis lies between pi/2 and pi .

What is the angle between vectors veca = hati - hatj + hatk and vecb = hati + hatj - hatk ?

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

Find the angle between the vectors veca = 6 hati + 2 hatj + 3 hatk, vecb = 2 hati - 9 hatj + 6 hatk

The values of x for which the angle between the vectors veca =xhati - 3hatj-hatk and vecb = 2x hati + x hatj -hatk is acute, and the angle, between the vector vecb and the axis of ordinates is obtuse, are

The values of x for which the angle between the vectors veca =xhati - 3hatj-hatk and vecb = 2x hati + x hatj -hatk is acute, and the angle, between the vector vecb and the axis of ordinates is obtuse, are