If `veca=3hati-2hatj+4hatk` and `vecb=hati-hatj+2hatk` then find the modulus of `veca-vecb`

If veca=3hati-2hatj+hatk and vecb=2hati-4hatj+hatk then find |veca-2vecb|.

If veca=3hati+hatj-4hatk and vecb=6hati+5hatj-2hatk find |veca Xvecb|

If veca=3hati+hatj-4hatk and vecb=6hati+5hatj-2hatk find |veca Xvecb|

If veca=hati+2hatj-3hatkand vecb=3hati-hatj+2hatk ,then find the angle between veca+vecb and veca-vecb.

If veca=2hati+hatj+4hatk and vecb=3hati-2hatj+hatk then veca.vecb=

If veca=hati-2hatj+3hatk and vecb=-2hati+hatj-2hatk , then the value of |veca xx vecb| is -

Consider the vectors veca=hati+2hatj-3hatk and vecb=4hati-hatj-2hatk . Find the projections of veca on vecb and vecb on veca .

Given veca = hati-hatj+hatk and vecb = 2hati-4hatj-3hatk , find the magnitude of veca