Think of the letter X as four vectors starting from the center and pointing outward. Label the four vectors starting from the to
p left and proceeding u, v, w, z.
(a) Does u times v point in or out of the page? (in/out)
(b) Does u times z point in or out of the page? (in/out)
(c) Compute u times w.
(a) Does u times v point in or out of the page? (in/out)
(b) Does u times z point in or out of the page? (in/out)
(c) Compute u times w.
1 answer:
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