Find the volume of the parallelopiped whose thre coterminus edges asre represented by `veci+vecj+veck, veci-vecj+veck,veci+vec(2j)-veck`.

Find the volume of the parallelopiped whose thre coterminus edges asre represented by vec(2i)+vec(3j)+veck, veci-vecj+veck, vec(2i)+vecj-veck .

Find the volume of the parallelopiped whose thre coterminus edges asre represented by vec(2i)+vec(3j)+veck, veci-vecj+veck, vec(2i)+vecj-veck .

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

(veca.veci)veci+(veca.vecj)vecj+(veca.veck)veck =

The projection of 2veci-vecj+2veck on veci+2vecj+2veck is :

Find the set of vectors reciprocal to the set of vectors 2veci+3vecj-veck, veci-vecj-veck, -veci+2vecj+2veck

Find the area of parallelogram two of whose adjacent sides are 3veci+4vecj+veck and vecI+vecj-2veck .

Find the angle between the vectors veci+2vecj+3veck and 3veci-vecj+2veck

Find the shortest distance between the following pair of parallel lines whose equation are: vecr = veci + 2 vecj + 3veck + lamda (veci - vecj + veck) and vecr = 2 veci - vecj - veck + mu (-veci + vecj - veck) is