If `hat a` is a unit vector and b, a non-zero vector not paralle to `hat a` then vector `b-(hata.b)hata` is

If widehat a is a unit vector and b,a non-zero vector not paralle to widehat a then vector b-(widehat a.b)widehat a is

Find a unit vector hata .

Let hata be a unit vector and hatb a non zero vector non parallel to veca . Find the angles of the triangle tow sides of which are represented by the vectors. sqrt(3)(hataxxvecb)and vecb-(hata.vecb)hata

Let hata be a unit vector and hatb a non zero vector non parallel to veca . Find the angles of the triangle tow sides of which are represented by the vectors. sqrt(3)(hatxxvecb)and vecb-(hata.vecb)hata

Let hata be a unit vector and hatb a non zero vector non parallel to veca . Find the angles of the triangle tow sides of which are represented by the vectors. sqrt(3)(hatxxvecb)and vecb-(hata.vecb)hata

The vector (hat i +hat j) is a unit vector.

If hat a\ a n d\ hat b are unit vectors inclined at an angle theta then prove that tantheta/2=(| hat a- hat b|)/(| hat a+ hat b|)

If bar(a)=hat i+2hat j-hat k and bar(b)=3hat i+hat j-5hat k find a unit vector in a direction parallel to vector (bar(a)-bar(b))

Find unit vector in the direction of vector vec a = 2 hata i+3hat j+hat k