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Tangent Line

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A tangent line is a line that touches but does not cross a curve at a given point.

Tangent line is a high school-level concept that would be first encountered in a pre-calculus course. It is an Advanced Placement Calculus AB topic and is listed in the California State Standards for Calculus.


Classroom Articles on Pre-Calculus (Up to High School Level)

  • Asymptote
  • Locus
  • Complex Conjugate
  • Logarithm
  • Complex Number
  • Natural Logarithm
  • Complex Plane
  • Normal Vector
  • Conic Section
  • Parabola
  • Cross Product
  • Parametric Equations
  • Curve
  • Plane
  • Determinant
  • Plane Curve
  • Domain
  • Polar Coordinates
  • Dot Product
  • Range
  • e
  • Rational Function
  • Ellipse
  • Reflection
  • Exponential Function
  • Rotation
  • Function
  • Rotation Matrix
  • Hyperbola
  • Scalar
  • i
  • Spherical Coordinates
  • Imaginary Number
  • Translation
  • Inverse Function
  • Vector