Curated OER
Kitchen Paraboloids
Students solve quadratic equations and identify functions. For this algebra lesson, students graph parabolas and identify properties describing the shape of the parabola. They find the vertex and rewrite the equation in standard form.
Curated OER
Curve Ball
Learners explore the concept of parabolas by collecting quadratic data on a bouncing ball as it is falling using a motion detector. They plot the data and determine the equation of the quadratic in vertex form, then determine the values...
Curated OER
Chapter 5 Solving Problems
Young scholars explore the concept of algebra topics. In this algebra topics lesson, students solve linear and quadratic equations. Young scholars solve systems and factor equations. Students practice problems involving perfect square...
Curated OER
Solving Polynomial Equations
In this solving polynomial equations activity, 11th graders solve and complete 9 different problems. First, they write each equation in quadratic form. Then, students solve each polynomial equations by applying various quadratic techniques.
Curated OER
The Football and Braking Distance: Model Data with Quadratic Functions
Pupils engage in a lesson that is about the concept of data analysis with the use of quadratics. They use a Precalculus text in order to give guidance for independent practice and to serve as a source for the teacher to use. The data is...
Curated OER
Quadratics: vertex form
Students practice graphing quadratic equations to find the vertex of quadratic functions. They determine if the graph opens upward or downward as well as convert quadratic equations to vertex form from polynomial form. A lab version is...
Curated OER
Quadratics Introduction
Students investigate quadratic functions graphically and algebraically.
Student Achievement Partners
Student Achievement Partners: Looking for and Making Use of Structure [Pdf]
In this lesson, students solve quadratic equations and make use of the structure.
Texas Instruments
Texas Instruments: Mc Dougal Littell Algebra: Graph Quadratic Curves of Best Fit
Students will find the best-fit quadratic model for the given points
Texas Instruments
Texas Instruments: How High Will It Bounce?
In this activity, students collect the height versus time data of a bouncing ball using the CBR 2. They find the relationship between the bounce number and the bounce height. They learn to graph scatter plots, calculate the maximum value...
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Quadratic Formula
Find a quick, concise explanation of the quadratic formula. Examples are given and clearly explained.
Sophia Learning
Sophia: Solving for Quadratic Equations
Solve for x using the quadratic formula and complete practice problems. Assess learning with a quiz.
CK-12 Foundation
Ck 12: Analysis: Quadratic Formula and Complex Sums
[Free Registration/Login may be required to access all resource tools.] This lesson covers solving quadratic equations when the answers are complex numbers. Students examine guided notes, review guided practice and attempt practice...
Khan Academy
Khan Academy: Solve Equations Using Structure
Solve advanced equations by strategically using quadratic factorization methods.
Khan Academy
Khan Academy: Quadratics by Taking Square Roots
Solve quadratic equations of the form (x+a)^2-b=0. These can be solved using square roots. For example, solve (x-5)$2-4=0.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Quadratic Equations
Find a quick, concise explanation of the quadratic equations. An example is given and clearly explained.