$\"\"$

The vector equations are $\"\"$ , $\"\"$ and $\"\"$ .

Find $\"\"$ .

Cross product of two vectors:

If $\"\"$ and $\"\"$ are two vectors in space, the cross product $\"\"$ is defined as the vector $\"\"$ .

The cross product of $\"\"$ and $\"\"$ .

Here $\"\"$ and $\"\"$ .

$\"\"$

$\"\"$ .

$\"\"$

$\"\"$ .