Magnitude and Direction Formulas in Trigonometry
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Questions and Answers

What is the magnitude of vector A in Example 4?

  • $5\sin^{-1}(6\sin(53))$
  • $6\sin^{-1}(6\sin(53))$ (correct)
  • $5\sin^{-1}(5\sin(53))$
  • $6\sin^{-1}(5\sin(53))$

    • In Example 4, what is the angle of vector A in degrees?

  • 53
  • 82.81
  • 73.41 (correct)
  • 124.23

    • What is the magnitude of vector C in Example 5?

  • 6
  • 7 (correct)
  • 5
  • 12

    • What is the angle between vectors A and B in Example 4?

    <p>$73.41$ degrees</p> Signup and view all the answers

    In Example 4, what is the magnitude of the vector sum of vectors A and B?

    <p>$5\sin(53)$</p> Signup and view all the answers

    What is the magnitude of vector S1 in the text above?

    <p>$15$</p> Signup and view all the answers

    What is the angle 𝜃 from S1 in the text above?

    <p>$124.23$ degrees</p> Signup and view all the answers

    What is the magnitude of vector S2 in the text above?

    <p>$15$</p> Signup and view all the answers

    In Example 4, what is B.A+B equal to?

    <p>Not provided in the text.</p> Signup and view all the answers

    In Example 4, what is A.A-B equal to?

    <p>$6\sin^{-1}(6\sin(53))$</p> Signup and view all the answers

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