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If aa n db are nonzero non-collinear v...

If `aa n db` are nonzero non-collinear vectors, then `[ vec a vec b hat i] hat i+[ vec a vec b hat j] hat j+[ vec a vec b hat k] hat k` is equal to a.`vec axx vec b` b. `vec a+ vec b` c. ` vec a- vec b` d. ` vec bxx vec a`

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Prove that ( vec a.( vec bxx hat i)) hat i+( vec a.( vec bxx hat j)) hat j+( vec a.( vec bxx hat k)) hat k= vec axx vec b .

If vec a and vec b are non-zero and non-collinear vectors, then vec ax vec b=[ vec a vec b hat i] hat i+[ vec a vec b hat j] hat j+[ vec a vec b hat k] hat k vec adot vec b=( vec adot vec i)( vec adot hat i)( vec bdot hat j)+( vec adot hat j) ( vec bdot hat j) + ( vec adot hat k)( vec bdot hat k) If vec u= hat a-( hat adot hat b) hat b and hat v= hat ax hat b , then | vec v|=| vec u| If vec c= vec ax( vec ax vec b) , then vec c dot vec a=0

If vec a ,\ vec b ,\ are non collinear vectors, then find the value of [\ vec a\ vec b\ hat i] hat i+[\ vec a\ vec b\ hat j] hat j+[ vec a\ vec b\ hat k] hat kdot

Find vec a +vec b if vec a = hat i - hat j and vec b =2 hat i

If vec a= hat i- hat j and vec b=- hat j+2 hat k , find ( vec a-2 vec b)dot( vec a+ vec b)dot

If vec a= hat i+ hat j ,\ vec b= hat j+ hat k\ a n d\ vec c= hat k+ hat i , write unit vectors parallel to vec a+ vec b-2 vec c

If vec a= hat i+ hat j , vec b= hat j+ hat k , vec c= hat k+ hat i find the unit vector in the direction of vec a+ vec b+ vec cdot

Find | vec axx vec b| , if vec a= hat i-7 hat j+7 hat k and vec b=3 hat i-2 hat j+2 hat k

If vec a= hat i+3 hat j-2 hat k\ a n d\ vec b=- hat i+3 hat k ,\ find \ | vec axx vec b|dot

If vec a= hat i+ hat j+ hat k , vec c= hat j- hat k , vec adot vec b=5 and vec ax vec b= vec c , then vec b is equal to

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