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Mathematics Dictionary
Dr. K. G. Shih
Question and Answer
Questions



  • Keyword | Units of physical quantities
  • Keyword | Unit circle and parametric equations
  • Keyword | Unit circle
    • 1. Prove that x = cos(t) and y = sin(s) is a unit circle
    • 2. Prove that the curve is concave upward if t = 180 and 270
  • Keyword | Unit hyperbola
    • 1. Prove that x = tan(t) and y = sec(s) is a unit hyperbola
    • 2. Prove that the curve is concave downward if t = 180 and 270
  • Keyword | Unit circle and hyperbola


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