Functions

Showing all 9 results

Functions

Algebra
Algebra
Interactive Lessons

Estimating the Area Under a Curve

Students learn about estimating the area under a curve using the trapezium rule.  As learning progresses they in...
GCSE / Year 11 Term 2
Interactive Lessons
Algebra
Algebra
Interactive Lessons

Instantaneous Rates of Change

Students learn how to calculate and interpret instantaneous rates of change in different contexts.  By drawing a...
GCSE / Year 11 Term 2
Interactive Lessons
Algebra
Algebra
Interactive Lessons

Using Parabolas to Solve Quadratic Equations

Students learn how to find the solutions to a quadratic equation using graphs.  Learning progresses from solving...
Key Stage 3 / Year 8 Term 3
Interactive Lessons
Algebra
Algebra
Interactive Lessons

Working with Functions

Students learn how to use the correct notation to calculate outputs and inputs for complex functions.  As learni...
GCSE / Year 11 Term 2
Interactive Lessons
Algebra
Algebra
Interactive Lessons

Translating Functions

Students learn how to perform and describe graphical transformations in the form f(x+a) for horizontal translati...
GCSE / Year 11 Term 2
Interactive Lessons
Algebra
Algebra
Interactive Lessons

Stretching Functions

Students learn how to transform a graph through a horizontal stretch in the form f(ax) or vertical stretch in th...
GCSE / Year 11 Term 2
Interactive Lessons
Algebra
Algebra
Interactive Lessons

Solving Equations Through Iteration

Students learn how to use numerical methods to solve equations through iteration.  As learning progresses they a...
GCSE / Year 11 Term 2
Interactive Lessons
Algebra
Algebra
Interactive Lessons

Inverse Functions

In this mathematics lesson students learn how to find the inverse of a function using function machines.  As lea...
GCSE / Year 11 Term 2
Interactive Lessons
Algebra
Algebra
Interactive Lessons

Composite Functions

In this mathematics lesson students learn how to find the output of composite functions using the correct notati...
GCSE / Year 11 Term 2
Interactive Lessons

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Mr Mathematics Blog

Calculating the Volume of a Pyramid

March 10, 2019
When calculating the volume of a pyramid we can substitute the values of the length, width and perpendicular height into the formula V = 1/3 lwh.  In my experience this is often provided for the students with little explanation as to why a volume of a pyramid is exactly one third the volume of a […]

Solving 3D Problems using Trigonometry

March 4, 2019
When teaching solving 3D problems using trigonometry we begin the lesson with a recap of Pythagoras’ Theorem and the three trigonometric ratios.  We do this by matching the ratio and equations to the respective right-angled triangle.   Students are encouraged to work in pairs and to show the diagrams as part of the working out on […]

Rounding to a significant figure

January 29, 2019
When I teach rounding to a significant figure, I ask the class to discuss in pairs or small groups a definition for the word significant.  It is a word that all the students have heard before but not all are able to define. After 2 or 3 minutes of conversation I ask the students to […]