Glossary
What is linear programming?
Drawing straight lines
1. Plotting points using the equation
2. Finding points using the table function on your calculator
3. Using the x and y intercepts
4. Horizontal and vertical lines
5. Drawing lines using your calculator
Test yourself
Finding where lines meet (intersections)
1. By drawing the lines
2. By solving the equations simultaneously
Substitution
Elimination
3. Finding intersections using your calculator
4. Solving equations simultaneously using your calculator
Test yourself
Inequations
1. Understanding the words
2. Rearranging inequations
3. Drawing inequations
4. Drawing inequations on your calculator
Putting it all together
Writing inequations
Linear programming
How to deal with vertices that are not whole numbers
Multiple solutions
Practice tasks
Answers
Charlotte has over 10 years’ experience in teaching Mathematics, the majority of this as Assistant HOD of Mathematics and Dean of Year 9 at Darfield High School. She has also undertaken a year at St Margaret’s – a high decile, girls’ school. Here she focused on teaching the junior levels (including Year 7 and 8).
Victoria has twenty years’ experience in teaching Mathematics and has recently retired as Teacher of Mathematics and Specialist Classroom Teacher at Riccarton High School. She has received a Jim Campbell award for teaching excellence (2003) and an Ernest Duncan award in Mathematics (2007).
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