`0.2hati+ 0.6hatj + ahatk`. If be any unit vector the value of a will be —?

0.2 hati+0.6 hatj+ahatk is a unit vector. Value of a should be

If vecA =0.4hati+0.3hatj+chatk be a unit vector , then what is the value of c ?

vecA =2hati +3hatj+4hatk & vecB=hati- hatj + hatk are two given vectors. Find out the value of barA xx barB .

If the points with position vectors 10hati+3hatj, 12 hati-5hatj and p hati+11hatj be collinear, then the value of p is -

If the vectors 3 hati - 2hatj + mhatk and -2 hati + hatj + 4 hatk are perpendicular to each other, find the value of m.

If veca=2hati-5hatj+4hatk and vecb=hati-4hatj+6hatk , then a unit vector in the direction of the vector 2veca-vecb is -

hati + 2 hatj and -hati +mhatj are given as collinear vectors, then the value of m is

If vecalpha= 2hati+3 hat j-6 hatk and vec beta= phat i-hatj+2 hatk are two parallel vectors, then the value of p is

For given vectors veca=2hati-hatj+2hatkandvecb=-hati+hatj-hatk , find the unit vector in the direction of the vector veca+vecb .