pptx, 6.93 MB
pptx, 6.93 MB
IB Math AI HL AHL 5.15 – Slope Fields

Topic: Calculus
Level: IB Mathematics: Analysis and Approaches (HL)
File Type: Editable Slides / Lesson Presentation

Overview
This resource introduces slope fields (direction fields) as a graphical method for visualizing solutions to first-order differential equations.
Students learn how to interpret and construct slope fields both manually and using graphing technology, deepening their understanding of how differential equations describe the behavior of functions without needing explicit formulas.

The lesson emphasizes visualization, reasoning, and the connection between graphical representation and analytic solutions, helping students grasp the geometric meaning of derivatives.

Learning Objectives
By the end of this lesson, students will be able to:

  • Define slope fields and understand their role in representing differential equations.
  • Construct slope fields by calculating slopes at selected grid points.
  • Interpret slope fields to predict the behavior of solution curves.
  • Identify particular solutions passing through given initial conditions.
  • Use graphing technology to generate and analyze slope fields.
  • Connect slope fields to analytic solutions of differential equations.

What’s Included

  • Introduction to the definition and purpose of slope fields and direction fields.
  • Step-by-step guide to constructing slope fields manually for ( \frac{dy}{dx} = f(x, y) ).
  • Illustrated example showing how to plot slopes on a coordinate grid.
  • Practice problems that involve both drawing and interpreting slope fields.
  • Worked example finding a general solution and verifying it at a specific point.
  • Application problem analyzing solution curves from a given slope field and identifying local extrema.
  • Solution walkthrough showing how to determine the line ( y = mx + c ) passing through the minima of solution curves.

Topics Covered

  • Definition and construction of slope fields.
  • Interpreting graphical representations of differential equations.
  • Relationship between slope fields and solution curves.
  • Using graphing technology to generate slope fields.
  • Analysis of particular and general solutions.
  • Identifying features such as local minima and points of tangency.

Why You’ll Love It

  • Provides a clear visual introduction to differential equations.
  • Strengthens conceptual understanding of derivatives as slopes of tangent lines.
  • Builds foundational intuition for later topics such as numerical methods and modeling.
  • Fully aligned with IB Math HL Topic 5: Calculus (Applications and Interpretation HL).
  • Visually rich, teacher-ready resource ideal for interactive classroom delivery.

Tags: IB Math HL, Slope Fields, Direction Fields, Differential Equations, Graphical Methods, Calculus, Derivatives, IB Curriculum, Lesson Slides

Get this resource as part of a bundle and save up to 26%

A bundle is a package of resources grouped together to teach a particular topic, or a series of lessons, in one place.

Bundle

IB Math AI Unit 5 - Calculus Slidedeck bundle

**IB Math AI & HL Calculus Slide Deck Bundle – Complete Topic 5: Calculus Collection** **Topics:** Limits, Derivatives, Power Rule, Tangents and Normals, Anti-Differentiation, Local Maxima & Minima, Optimisation, The Trapezoidal Rule, Kinematics, Models of Differential Equations, Slope Fields, Numerical Methods, Phase Portraits, and Second-Order Differential Equations. **Level:** IB Mathematics: Applications & Interpretation (SL) and Analysis & Approaches (HL) **File Type:** Complete Editable Slide Deck Bundle **Bundle Price:** £40 (26% discount from individual purchases) --- ### **Overview** This comprehensive bundle covers **every subtopic of the IB Mathematics Calculus syllabus** for both **SL and HL**, providing a fully scaffolded sequence of **editable, classroom-ready slide decks**. Each lesson builds conceptual understanding while reinforcing analytical fluency through worked examples, visual explanations, and real-world applications. Whether you are introducing the derivative for the first time, modeling motion with kinematics, or analyzing eigenvalues in differential systems, this collection delivers the entire calculus pathway—from foundational ideas to advanced applications—ready for immediate classroom use. --- ### **Learning Outcomes** Across this full bundle, students will learn to: * Understand **limits** as the foundation of differentiation. * Apply **differentiation rules** including the power, product, quotient, and chain rules. * Use derivatives to determine **tangents, normals, increasing/decreasing intervals, and turning points**. * Solve **optimization problems** in applied contexts. * Understand **anti-differentiation** and use it to compute areas under curves. * Apply **definite integration** to real-world scenarios including motion and growth. * Use **numerical methods** such as the trapezoidal rule and Euler’s method for approximations. * Model dynamic systems using **differential equations** and **phase portraits**. * Analyze **second-order systems** using eigenvalues, eigenvectors, and physical interpretations. --- ### **What’s Included** * **18 complete PowerPoint lessons** covering all SL and HL calculus subtopics. * Fully editable for classroom customization or digital delivery. * Step-by-step worked examples with complete solutions. * Visual aids, graphs, and diagrams for conceptual reinforcement. * Exercises and review problems aligned with IB-style questioning. * Real-world applications across motion, growth, optimization, and modeling. * Covers all **Applications & Interpretation (SL)** and **Analysis & Approaches (HL)** objectives. --- ### **Topics Covered** #### *Standard Level (AI SL)* * 5.1 **Limits** – Introduction to the concept of limits and the definition of the derivative. * 5.2 **Increasing & Decreasing Functions** – Using first derivatives to describe function behavior. * 5.3 **The Power Rule** – Fundamental rule of differentiation for polynomial functions. * 5.4 **Tangents & Normals** – Finding equations of lines to a curve using derivatives. * 5.5 **Anti-Differentiation** – The reverse of differentiation and area interpretation. * 5.6 **Local Maxima & Minima** – Classifying turning points using first and second derivatives. * 5.7 **Optimisation in Context** – Real-world problems requiring maximum or minimum values. * 5.8 **The Trapezoidal Rule** – Numerical approximation of areas under a curve. #### *Higher Level (AI/AA HL)* * 5.9 **More Derivative Rules** – Product, quotient, and chain rules; related rates. * 5.10 **The Second Derivative** – Concavity, curvature, and point classification. * 5.11 **Indefinite Integrals** – Integration as the inverse of differentiation. * 5.12 **Volumes of Revolution** – Calculating volumes using integration. * 5.13 **Kinematics** – Modeling motion using differentiation and integration. * 5.14 **Models of Differential Equations** – Solving growth and decay models by separation of variables. * 5.15 **Slope Fields** – Graphical representations of differential equations. * 5.16 **Numerical Solutions of Differential Equations** – Euler’s method and approximations. * 5.17 **Phase Portraits of Coupled Differential Equations** – Eigenvalues, stability, and trajectory analysis. * 5.18 **Solutions of Second-Order Differential Equations** – Analytical and numerical solutions with applications. --- ### **Why You’ll Love It** * Comprehensive coverage of every **IB Calculus subtopic**, all in one resource. * Perfectly sequenced to follow the **IB syllabus structure** for both SL and HL. * Fully editable and adaptable for **in-person or online instruction**. * Professionally designed, visually clear, and pedagogically consistent. * Excellent value—save **26% (£14)** when purchasing as a complete bundle. * A complete calculus teaching solution—no additional resources required. --- ### **Tags** IB Math AI, IB Math HL, Calculus, Differentiation, Integration, Differential Equations, Optimization, Kinematics, Limits, Tangents, Trapezoidal Rule, Numerical Methods, Phase Portraits, IB Curriculum, Lesson Slides, Bundle, Teaching Resources, IB Mathematics

£40.00

Reviews

Something went wrong, please try again later.

This resource hasn't been reviewed yet

To ensure quality for our reviews, only customers who have purchased this resource can review it

Report this resourceto let us know if it violates our terms and conditions.
Our customer service team will review your report and will be in touch.