Question: 7) (2 pts) Let A = i + j + 2k and B=4i+2j+2k. a) What is the dot product A . B? b) What is

7) (2 pts) Let A = i + j + 2k and B=4i+2j+2k. a)
7) (2 pts) Let A = i + j + 2k and B=4i+2j+2k. a) What is the dot product A . B? b) What is the cross product C = A x B

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