Key Stage 4 (GCSE) · Years 10-11 · Ratio, proportion and rates of change
R15interpret the gradient at a point on a curve as the instantaneous rate of change; apply the concepts of average and instantaneous rate of change (gradients of chords and tangents) in numerical, algebraic and graphical contexts
GCSE subject content
GCSE specifications in mathematics should require students to interpret the gradient at a point on a curve as the instantaneous rate of change; apply the concepts of average and instantaneous rate of change (gradients of chords and tangents) in numerical, algebraic and graphical contexts
Tier: This item is set in bold type: Higher tier only.
Source: Department for Education, GCSE mathematics: subject content and assessment objectives. Crown copyright information reproduced under the Open Government Licence v3.0.
uk-gcse-ma-r-15. The DfE numbers this item 15 within Ratio, proportion and rates of change; the R15 form follows the awarding bodies' convention.Worksheet gap
ChalkBee does not yet have a suitably matched worksheet for this requirement. This is Higher-tier-only content; ChalkBee's GCSE resources are Foundation-first for now.
Teaching-unit gap
A dedicated, teach-from-this ChalkBee unit is still needed for this requirement.