if `veca=2i+j+3k` and `vecb=3i+5j-2k` then `|axxb|`

if vec a=2i+j+3k and vec b=3i+5j-2k then |a xx b|

If veca=5i-j-3k and vecb=i+3j+5k ,then show that the vectors veca+vecb , veca-vecb are perpendicular.

If veca=3i-j-5k and vecb=i-5j+3k Show that veca+vecb and veca-vecb are perpendicular.

Let veca=2i-j+2k and vecb=6i+2j+3k Find the angle between veca and vecb .

Consider the vectors veca=2i+j-2k and vecb=6i-3j+2k .Verify that abs(vecatimesvecb)^2=abs(veca)^2abs(vecb)^2-(veca.vecb)^2

If veca=2i+3j-k and vecb=x i-2j+3k are the sides of the parallelogram with area 4 sq. units, then possible values of x are?

Consider the vectors veca=2i+j-2k and vecb=6i-3j+2k .Find veca.vecb and vecatimesvecb .

If veca=i-j+k and vecb=2i-2j-k . What is the projection of veca on vecb ?

If veca=i+j+k,veca.vecb=1 and vecaxxvecb=j-k , then : vecb =