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What is the dot product of vectors A = 2i + 3j and B = 4i - j? (2022)

Practice Questions

1 question
Q1
What is the dot product of vectors A = 2i + 3j and B = 4i - j? (2022)
  1. 5
  2. 10
  3. 11
  4. 14

Questions & Step-by-step Solutions

1 item
Q
Q: What is the dot product of vectors A = 2i + 3j and B = 4i - j? (2022)
Solution: A · B = (2)(4) + (3)(-1) = 8 - 3 = 5.
Steps: 0

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