vectors-m

Related Questions

• The area of the parallelogram whose diagonals are $\frac{3}{2}\mathbf{i}+\frac{1}{2}\mathbf{j}-\mathbf{k}$ and $2\mathbf{i}-6\mathbf{j}+8\mathbf{k}$ is

  ---

• The projection of the vector $i+j+k$ along the vector j is

  ---

• A vector coplanar with the non-collinear vectors $\mathbf{a}$ and $\mathbf{b}$ is

  ---

• The vectors $\overrightarrow{AB}=3\mathbf{i}+4\mathbf{k},$ and $\overrightarrow{AC}=5\mathbf{i}-2\mathbf{j}+4\mathbf{k}$ are the sides of a triangle ABC. The length of the median through A is

  ---

• If O be the origin and the position vector of A be $4\,\mathbf{i}+5\,\mathbf{j},$ then a unit vector parallel to $\overrightarrow{OA}$ is

  ---