1. (1 Point) Decide whether the following quantities are vectors, scalars, or are nonsensical (that is, the statement is not defined or does not make sense) O Vector O Scalar O Nonsense ux ( v . w) O Vector O Scalar O Nonsense u . (v xw) O Vector O Scalar O Nonsense u . (v . w) Vector O Scalar Nonsense Hull (vx w) 2. Compute the cross product (a) (1 Point) (3, -2, -2) x (1, 5, 1) (b) (1 Point) (3i + 5k) x (2i + 3j - 2k)