(Solved): Find the length and direction (when defined) of \( u \times v \) and \( v \times u \). \( u=3 i-2 ...

Find the length and direction (when defined) of \( u \times v \) and \( v \times u \). \( u=3 i-2 j-4 k \), \( v=4 i-4 k \) The length of \( u \times v \) is (Type an exact answer, using radicals as needed.) Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice. A. The direction of \( u \times v \) is | |i \( + \) (Type exact answers, using radicals as needed.) B. The direction of \( u \times v \) is undefined. The length of \( v \times u \) is (Type an exact answer, using radicals as needed.) Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice. A. The direction of \( v \times u \) is | \( i+|\quad| j+|\quad| k \). (Type exact answers, using radicals as needed.)