If `veca,vecb,vec c` be three vectors such that `[veca vecb vec c]=4` then `[vecaxxvecb vecbxxvec c vec cxxveca]=`

If veca,vecb,vecc be three vectors such that [veca vecb vec c]=4 then [vecaxxvecb vecbxxvecc veccxxveca] is equal to

If veca,vecb,vecc be three vectors such that [veca vecb vec c]=4 then [vecaxxvecb vecbxxvecc veccxxveca] is equal to

if veca , vecb ,vecc are three vectors such that veca +vecb + vecc = vec0 then

if veca , vecb ,vecc are three vectors such that veca +vecb + vecc = vec0 then

If veca, vecb,vec c are unit vectors such that veca+vecb+vec c=veco , then the value of veca*vecb+vecb*vec c+vec c*veca is -

If veca, vecb, vecc are three vectors such that veca + vecb + vecc= vec0 and |veca | =2, |vecb|=3, |vecc| = 5, then value of veca. vecb+vecb.vec c+vec c. veca is :

If veca ,vecb, vec c are three vectors such that veca + 2 vecb + vecc = vec0, and |veca|=3, |vecb|=4, |vec c|=7, find the angle between vec a and vecb.

If vec a,vec b, vec c be three vectors such that vec a+vec b+vec c=0 , |veca|=3 , |vecb|=5 and |vecc|=7 find the angle between the vectors veca and vec b .

If veca , vecb ,vec c are the 3 vectors such that |veca| = 3, |vecb| = 4,|vec c| = 5, |veca + vecb + vec c | = 0 then the value of veca.vecb + vecb.vec c + vec c .vec a is :

veca, vecb, vec c are three vectors such that veca + vecb + vec c = vec0, |veca| =1, |vecb| =2, |vec c|=3, then : veca.vecb + vecb .vecc+ vecc.veca is equal to :