Consider three vectors `vecp=hati+hatj+hatk,vecq=2hati+4hatj-hatk and vecr=hati+hatj+3hatk` and let `vecs` be a unit vector, then `vecp,vecq and vecr` are

Consider three vectors vecp=hati+hatj+hatk, vecq=3hati-hatj+hatk and vecr=alpha hati+betahatj+lambdahatk, AA alpha, beta, lambda in R . If [(vecp,vecq,vecr)] is maximum and [vecr]=2sqrt6 , then the value of alpha-beta-lambda is equal to

Consider three vectors vecp=hati+hatj+hatk, vecq=3hati-hatj+hatk and vecr=alpha hati+betahatj+lambdahatk, AA alpha, beta, lambda in R . If [(vecp,vecq,vecr)] is maximum and [vecr]=2sqrt6 , then the value of alpha-beta-lambda is equal to

If vecp = hati + hatj, vecq = 4hatk - hatj " and " vecr =hati + hatk , then the unit vector in the direction of 3vecp+ vecq - 2vecr is

Find the angle between the vectors vecp=3hati+hatj+2hatk and vecQ=hati-2hatj+3hatk .

Vectors vecP=hati+2hatj+3hatk and vecQ=2hati+ahatj-5hatk are perpendicular .Find a.

Let veca=2hati+3hatj+4hatk, vecb=hati-2hatj+hatk and vecc=hati+hatj-hatk. If vecr xx veca =vecb and vecr.vec c=3, then the value of |vecr| is equal to

Let veca=2hati+3hatj+4hatk, vecb=hati-2hatj+jhatk and vecc=hati+hatj-hatk. If vecr xx veca =vecb and vecr.vec c=3, then the value of |vecr| is equal to

Find the unit vector perpendicular to two vectors vecP=hati+hatj+2hatk and vecQ=2hati-4hatj+5hatk .