Are Mathematical and Scientific Models different?

Using the fitting of curves to cables this activity examines the nature of scientific and mathematical modeling. Either student instruction or CPD for professionals.

Publisher: T³ Europe

Author: Ian Galloway

Topic:  STEM

Tags: Modeling, Parabola, Physics, Quadratic, Software, Tangent, Vector calculus

Linear, Quadratic and Cubic Function Explorer

Explore linear, quadratic and cubic functions, their graphs and their different algebraic representations.

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Nevil Hopley

Topic:  Mathematics

Tags: Linear, Quadratic, Powers and roots, Coordinate systems, Discriminant

Connecting Algebra, Geometry and Graphs

Move from words to symbols, to geometric representations, to plotted points and finally to graphs.

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Allan Duncan

Topic:  Mathematics

Tags: Linear, Quadratic, 2D shapes, Letters and symbols, Geometry, Algebra

Intersecting Tangents of a Parabola

Construct two tangents to a parabola and investigate the coordinates of their point of intersection.

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Topic:  Mathematics

Tags: Quadratic, Simultaneous equations, Reasoning, Coordinate Geometry, Tangent

Graphs in the next dimension

Use an introduction to 3D graphs to reinforce understanding of 2D graphs. (Operating System 3.x)

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Nevil Hopley

Topic:  Mathematics

Tags: Linear, Quadratic, Functions, 3D objects

Quadratic theory Higher maths exam questions

Higher maths exam level questions on quadratic theory.

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: David J C Elgin

Topic:  Mathematics

Tags: Quadratic, Discriminant

The Discriminant

Explore the role of the discriminant in describing the roots of quadratic equations.

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Andy Kemp

Topic:  Mathematics

Tags: Quadratic

The sheep-pen problem

Recognise a quadratic in a realistic context and solve an optimisation problem

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Allan Duncan

Topic:  Mathematics

Tags: Quadratic, Perimeter, Area, Algebra

Dynagraphs

Explore functions in a novel environment - moving points on two parallel lines.

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Andy Kemp

Topic:  Mathematics

Tags: Quadratic, Functions, Exponential, Linear