IB Maths AI HL AHL 2.9 (HL)—Further modelling functions Question Bank

• Model with half-life exponential, natural logarithmic, sinusoidal, logistic and piecewise functions.

• For sinusoidal models, use radians unless degrees are specified; phase shift is horizontal translation.

• Logistic models use carrying capacity L; piecewise models may require continuity of parameters.