Resources by Category

## Dynamic Explorations

### Chapter 0

• Slope
Use a dynamic sketch to review how to calculate the slopes of lines on the coordinate plane. This exploration complements the review of slope in Lesson 0.1 of Discovering Advanced Algebra.
• Direct Variation
Use a dynamic graph to help you use direct variation to model relationships between numbers. This topic is reviewed in Lesson 0.3 of Discovering Advanced Algebra.

### Chapter 1

• Sequence Graphs
Use dynamic sketches to explore the graphs of arithmetic and geometric sequences. This exploration can help you deepen your understanding of concepts from Lesson 1.4 of Discovering Advanced Algebra.

### Chapter 2

• Box Plots
Drag data plots and observe a box plot changing dynamically in this exploration of the properties of box plots. This exploration reinforces the concepts in Lesson 2.1 of Discovering Advanced Algebra.
• Standard Deviation
In this exploration, you will use a dynamic sketch to investigate standard deviation and better understand how it measures the spread of a data set. This exploration can deepen your understanding of concepts in Lesson 2.2 of Discovering Advanced Algebra.
• Histogram Puzzles
Find the data set that produces a histogram by experimenting with different bin width and starting values. This exploration will give you more practice interpreting histograms, which are covered in Lesson 2.3 of Discovering Advanced Algebra.

### Chapter 3

• Fitting a Line to Data
Use a movable line to improve your skill at finding a line of fit for a data set. This exploration complements the material in Lesson 3.3 of Discovering Advanced Algebra.
• Residuals
Use dynamic sketches to explore residuals and root mean square error and to evaluate how well a model fits a set of data. This exploration will deepen your understanding of the concepts in Lesson 3.5 of Discovering Advanced Algebra.

### Chapter 4

• Translations of Parabolas
Use a dynamic graph to explore the relationship between the equation of a translated parabola and the coordinates of its vertex. This exploration will give you more practice with the material in Lesson 4.4 of Discovering Advanced Algebra.
• Rotation as a Composition of Transformations
Explore rotation as a composition of other transformations and write rules for rotating figures on the coordinate plane. These dynamic sketches can help you complete the Exploration Rotation as a Composition of Transformations in Chapter 4 of Discovering Advanced Algebra.
• Dilations of Shapes and Functions
Use dynamic graphs to investigate how graphs can be dilated horizontally and vertically by changing their equations. This exploration will reinforce the concepts in Lesson 4.6 of Discovering Advanced Algebra.

### Chapter 5

• An Application of Exponential Decay
Model the motion of a pendulum using an exponential function. This exploration can be used to deepen your understanding of Example B in Lesson 5.4 of Discovering Advanced Algebra.
• Building Inverses of Functions
Use dynamic sketches to explore the relationship between the graph of a function and its inverse. This exploration can enhance your understanding of the concepts in Lesson 5.5 of Discovering Advanced Algebra.

### Chapter 6

• Systems of Inequalities
Use dynamic sketches to investigate the graphs of systems of linear and nonlinear inequalities. This exploration reinforces the concepts in Lesson 6.5 of Discovering Advanced Algebra.

### Chapter 7

• The Box Factory
Use a dynamic sketch to explore the relationship between the dimensions of a box and a graph of its volume. This exploration can be used to augment the Investigation Box Factory and to help you solve Exercise 5 in Lesson 7.6 of Discovering Advanced Algebra.

### Chapter 8

• Constructing an Ellipse
Extend Lesson 8.2 of Discovering Advanced Algebra by exploring a geometric construction of an ellipse. This sketch also supports the Chapter 8 Exploration Constructing the Conic Sections.
• Constructing a Parabola
Extend Lesson 8.3 of Discovering Advanced Algebra by exploring a geometric construction of a parabola. This sketch also supports the Chapter 8 Exploration Constructing the Conic Sections.
• Constructing a Hyperbola
Extend Lesson 8.4 of Discovering Advanced Algebra by exploring a geometric construction of a hyperbola. This sketch also supports the Chapter 8 Exploration Constructing the Conic Sections.
• Properties of Hyperbolas
Deepen your understanding of the definition of hyperbolas by exploring a dynamic sketch. This exploration will deepen your understanding of the material in Lesson 8.4 of Discovering Advanced Algebra.

### Chapter 9

• Infinite Geometric Series
Use a geometric model to deepen your understanding of infinite series. This exploration enriches your understanding of the concepts in Lesson 9.2 of Discovering Advanced Algebra, and offers a different model from the Exploration Seeing the Sum of a Series in Chapter 9.

### Chapter 10

• Permutations and Combinations
Use dynamic sketches to investigate properties of permutations and combinations. This exploration will reinforce the concepts in Lessons 10.5 and 10.6 of Discovering Advanced Algebra.

### Chapter 11

• Normal Distributions
Explore how the mean and standard deviation impact the bell-shaped normal curve. This will give you a deeper understanding of Lesson 11.3 of Discovering Advanced Algebra.
• The Least Squares Line
Use a dynamic data set and movable line to enrich your understanding of the least squares line. This exploration will reinforce the concepts in Lesson 11.6 of Discovering Advanced Algebra.

### Chapter 12

• Right Triangle Trigonometry
Use dynamic sketches to review the properties of similar triangles and the definitions of trigonometric ratios. This exploration will reinforce the concepts in Lesson 12.1 of Discovering Advanced Algebra.
• The Law of Cosines
Use a dynamic sketch to validate the Law of Cosines, which is covered in Lesson 12.3 of Discovering Advanced Algebra.
• Introduction to Vectors
Explore the properties of vectors in a dynamic environment. This exploration can be used to enhance your understanding of the concepts in Lesson 12.5 of Discovering Advanced Algebra.

### Chapter 13

• Defining the Circular Functions
Explore the definitions and graphs of the circular functions sine and cosine. The sketches on this page will give you a deeper understanding of Lesson 13.1 of Discovering Advanced Algebra.