Math: Quadratic Equations: Graphs and Patterns
These sites focus on graphs of quadratic functions. Learn how to plot the graphs and observe patterns of quadratic functions from the graphs. Includes online simulations, tutorials, and exercises. There are also eThemes Resources on quadratic functions and algebra.
Grades
- 8,
- 9,
- 10
Links
-
Solving Quadratic Equations
Practice factorization, completing the square, formula meths, exercise and links.
-
Algebra Visualization Tools
Dynamic graphs can help students understand the relationships between the parameters in an equation and the shape and position of the graph of the equation.
-
Visual Math: Functions
Activities, tools, and tasks for learning about linear and quadratic functions.
-
Quadratic Equations: Lessons
Choose from among twenty-seven lessons dealing with quadratic equations.
-
Quadratic Equations
These three sections on the quadratic equation deal with Section 1: the standard form of a quadratic equation, a root of a quadratic, solution by factoring; Section 2: completing the square, the quadratic formula, the discriminant, and proof of the quadratic formula; and Section 3: the graph of y= A quadratic: A parabola.
-
Tutorial: Quadratic Functions and Models
In this tutorial, students will learn about quadratic functions and how to get features variables for plotting a graph.
-
Quadratic Functions
Using an online simulation to compare the graph of a quadratic function with its equation and observe changes of coefficients reflecting in the graph.
-
Quadratic Inequalities: Activity A
Find the solution to a quadratic inequality by using a graph.
-
Quadratic Inequalities: Activity B
Find the solution to a quadratic inequality by using a graph.
-
Algebra II: Quadratic Functions
View examples of graphs created by solving quadratic equations. This site also includes examples of symmetry, even and odd functions, transformations, stretching and shrinking, parabolas, x-intercepts, and a quiz over quadratic functions.
-
The Big Function Graph Puzzle
Match the expressions on the right with function graphs.
-
eThemes Resource: Math: Quadratic Functions
These sites are about quadratic functions and parabolas. Learn about factoring quadratics and factoring methods, quadratic graphing, solving quadratics, deriving quadratic equations, and using the equations. Includes examples of real world applications, games, lesson plans, printable worksheets, and exercises. There are also links to eThemes Resources on algebra and conic sections.
-
eThemes Resource: Math: Algebra
Learn about basic algebra principles. These sites have information on how to simplify using the distributive property, and how to transform using the commutative and associative properties, and solving systems of equations with two variables. Investigate quadratic equations. Includes links to eThemes resources on geometry and conic sections.
Education Standards
- AR
