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Walker Maths 2.14 Systems of Equations - 9780170416009

Walker Maths 2.14 Systems of Equations

Charlotte Walker, Victoria Walker

$8.14

ISBN-13: 9780170416009
Published: 25/10/2017
Available Stock: 2547

Overview

Walker Maths is a series of single standard workbooks containing high-quality, up to date material at NCEA Mathematics levels 1, 2 and 3.

The well-designed, write-on workbooks contain teaching material, including relevant formulae, and ample practice exercises along with sample tasks and questions. The workbooks reflect the content and style of the new standards, and allow teachers total flexibility in course design for students at all levels.

As a single standard series, Walker Maths offers Maths department the ability to buy titles all at once, or throughout the year as required.

A Walker Maths Digital Teacher Resource is available for $9.95 per year for a single download. Each Digital Teacher Resource includes a Walker Maths projection file. Plus a selection of
• Worksheets
• Extra questions
• Teacher notes
• Videos
• Puzzle sheets
• Practice quizzes
• Worked solutions

Schools qualify by adopting the corresponding workbook. Please contact your Learning Consultant for more information or email nz.sales@cengage.com

Glossary

Straight lines
The gradient of a line
Finding the equations of a straight line
1 Using the gradient and the y-intercept
2 Using the gradient and one point
3 Using two points
4 From practical information
Putting it all together

Recognising graphs and curves
Parabolas
Parabolas – matching equations with graphs
Circles
Circles – matching equations with graphs
Hyperbolas
Hyperbolas – matching equations with graphs
Mixing it up

Quadratic expressions
Expanding
Factorising quadratics
1 Where the coefficient of x2 is 1
2 Where the coefficient of x2 is not 1 and there is a common factor
3 Where the coefficient of x2 is not 1 and there is no common factor
Solving quadratic equations
1 By factorising
2 Using the quadratic formula
3 Using a calculator
Finding how many solutions exist

Simultaneous equations
Line and parabola
Line and circle
Line and hyperbola
Finding unknown values, given the number of solutions
Mixing it up, with applications

Practice tasks
Answers