Question: Please help 1. Let a = 3i + 2j + k and b = i -j. . Determine whether each of the following expressions is

Please help

1. Let a = 3i + 2j + k and b = i -j. . Determine whether each of the following expressions is a scalar, vector, or is undefined. . Evaluate those that are defined. In part (f), assume that c = xi + yj + zk is an arbitrary three-dimensional vector and write the expression, if it is defined, in terms of the components of c. (a) 3a - 2b (b) llall (c) (a . b) x a (d) (axb) . a (e) (2a - 3b) x (3a + 2b) (f) a . (b x c)

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