Vectors

• What is the positive direction for vectors in this material?

  Right and up
• What is the negative direction for vectors in this material?

  Left and down
• How do you express directed line segments in compact form?

  By using vector component form
• What is the process for adding vectors?

  • Identify vectors A and B
  • Use the formula: AC = A + B
  • Calculate the resultant vector
• If vector A is (4) and vector B is (3), what is A + B?


  (7)
• What does "nose to tail" refer to in vector addition?

  It refers to the method of arranging vectors
• What is the result of u + v if u = (2) and v = (4)?

  (6)
• What is the result of u + -v if u = (3) and v = (4)?

  (-1)
• What is the expression for 2(4x + 7)?

  8x + 14
• How do you calculate s + t if s = (1) and t = (5)?

  (6)
• What is the result of t + u if t = (5) and u = (-3)?

  (2)
• What is the result of 2v + s if v = (7) and s = (1)?

  (15)
• How do you simplify the expression 5s - 3t + 2ω?

  By substituting values for s, t, and ω
• What is the result of 5(4) + 3(5) + 2(-12)?

  (-6)
• What is the final result of 5s - 3t + 2ω if s = (4), t = (5), and ω = (-12)?

  (-6)
• What is the result of 5s - 3t + 2ω if s = (4), t = (5), and ω = (-12)?

  (-6)