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If A = 7i + 1j and B = 1i + 7j, calculate A · B.

Practice Questions

1 question
Q1
If A = 7i + 1j and B = 1i + 7j, calculate A · B.
  1. 56
  2. 58
  3. 60
  4. 62

Questions & Step-by-step Solutions

1 item
Q
Q: If A = 7i + 1j and B = 1i + 7j, calculate A · B.
Solution: A · B = (7)(1) + (1)(7) = 7 + 7 = 14.
Steps: 0

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