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If vector A = 4i + 3j and vector B = -3i + 4j, what is the angle between them?

Practice Questions

1 question
Q1
If vector A = 4i + 3j and vector B = -3i + 4j, what is the angle between them?
  1. 90 degrees
  2. 45 degrees
  3. 60 degrees
  4. 30 degrees

Questions & Step-by-step Solutions

1 item
Q
Q: If vector A = 4i + 3j and vector B = -3i + 4j, what is the angle between them?
Solution: cos(θ) = (A · B) / (|A||B|) = (4*-3 + 3*4) / (5*5) = 0, θ = 90 degrees.
Steps: 0

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