Question: Need help with practice problem (a) Suppose that u=i+3jk, and w=2i3j+2k. (i) Find 11 - w . (ii) Find u x W . (iii) Find

Need help with practice problem (a) Suppose that u=i+3jk, and w=2i3j+2k.

Need help with practice problem

(a) Suppose that u=i+3jk, and w=2i3j+2k. (i) Find 11 - w . (ii) Find u x W . (iii) Find the area of the parallelogram determined by u and w (provide an exact answer)

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