Mathematics, 16.11.2020 07:40 afolmar2006
PRE CAL
Let a = 2i + 9j, b = –4i + 5j, c = i – 3j, and d = 14j where i and j are unit vectors.
What is (a – b) – (2d – c) in terms of i and j?
5i – 27j
5i + 35j
7i – 27j
7i + 39j
Answers: 3
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PRE CAL
Let a = 2i + 9j, b = –4i + 5j, c = i – 3j, and d = 14j where i and j are unit vectors.
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