4. Exponential Growth and Rates: Modelling with exponentials, calculating constants from initial conditions, predicting values and rate of change through differentiation.
5. Differentiation and Iteration: Solving derivatives of composite trigonometric forms, using fixed-point iteration, validating roots within intervals.
6. Trigonometric Identities and Solutions: Proving identities, solving complex trig equations, applying domain constraints and giving solutions in radians.