Tangent line: The line through (a, f(a)) with slope f prime(a): y minus f(a) = f prime(a) times (x minus a).
How to apply it: Write the equation of a tangent line to approximate function values near the point of tangency.
Course: AP Calculus AB · Unit: Differentiation: Definition and Fundamental Properties
Practice questions about Tangent line on AimFive — get rubric-based feedback showing exactly which points you earned.
AP and Advanced Placement are trademarks of College Board. AimFive is not affiliated with or endorsed by College Board.