Brightstorm
Power Functions - Concept
Exponents are number 34897 to the power of 0! The short video explains what a power function is. It also demonstrates how to identify the n portion in a standard, fraction, and square root example.
Brightstorm
Dilations of Quadratic Graphs - Concept
Help learners recognize the characteristics of a quadratic graph and how changes affect them. An informative video uses a graphing calculator in order to find out what happens when the leading coefficient of a quadratic...
Mathispower4u
Graphing Functions by Plotting Points - Quadratic
Watch as your knowledge of quadratic functions grows parabolically. An educational video shows scholars how to graph quadratic functions. The method shown here is to create a table of values and graph the function by hand.
Brightstorm
Exploring Quadratic Graphs - Concept
Show your class how to use properties to make graphing easier with a resource that explores the graphs of quadratics. Using tables to determine the points to graph, pupils discover the symmetry of parabolas in...
Mathispower4u
Evaluating Functions Using Function Notation
Evaluate your ability to evaluate functions. Watching an instructional video helps scholars review how to evaluate functions. The video includes examples involving linear functions, quadratic functions, and constant functions.
Mathispower4u
Graphing Piecewise Defined Functions
Only choose the pieces needed. Pupils learn a way to graph piecewise functions by graphing the entire function and then only keeping the section of the graph that belongs to the piecewise function. The Mathispower4u video shows...
Curated OER
Solving Quadratic Equations by Graphing
With his trusty graphing calculator, Sal begins his lecture on solving quadratic functions by graphing. The video is a good way to show young mathematicians not only how to use the graphing calculator (which Sal describes as "archaic"...
Curated OER
What is a Quadratic Function?
This is an introductory video on how to identify a quadratic function. This video explains what a quadratic function is and what the graph of a quadratic function looks like. The instructor goes through 4 examples of quadratic functions...
Curated OER
What is a Quadratic Function?
This is an introductory video on how to identify a quadratic function. This video explains what a quadratic function is and what the graph of a quadratic function looks like. The instructor goes through four examples of quadratic...
Curated OER
Linear, Quadratic, and Exponential Models
Viewers play a game with Sal, in which he presents three different data sets that come from either linear, quadratic, or exponential functions. In solving this puzzle, Sal manages to not only provide a strong definition of each function,...
Curated OER
How Do You Find the Axis of Symmetry for a Quadratic Function?
Short and simple. X equals negative b divided by two(a) is the formula used to find the axis of symmetry. If the quadratic equation is in standard form, identify the values for a, b, and c and plug the values into the formula. Do the...
Curated OER
How Do You Find the Zeros of a Quadratic Function on a Graph?
Find the zeros on a given graph of a quadratic equation. What does this mean? It means to find the values at which the parabola crosses the x-axis. It seems pretty straightforward to be able to look at a graph and identify the points at...
Curated OER
What is the Axis of Symmetry of a Quadratic Function?
The graph of a quadratic equation is a parabola. Parabolas are symmetrical. The line that passes through the vertex is called the axis of symmetry. And if the parabolas were folded along this line, the two sides would be symmetrical....
Mathispower4u
Graphing 9 Basic Functions
Graphing functions by hand is pretty easy. A comprehensive video reviews how to graph different function types. It looks at the constant, identity, quadratic, cubic, absolute value, square root, cube root, reciprocal, and squared...
Khan Academy
Graphing a Parabola Using Roots and Vertex, Quadratic Equations, Algebra I
After correcting the last problem in his previous video, Sal explains how to graph quadratic functions. Those with difficulty graphing algebraic functions will find Sal's instruction and easygoing manner a welcome change from staring at...
Brightstorm
Dilations of Quadratic Graphs
Challenge: Sketch a graph of a quadratic function without making a table of values. High schoolers learn how different parameters affect the graph of a quadratic function. The problem video focuses on dilations of quadratic graphs.
Corbett Maths
Drawing Quadratics
Map the input to the output and see what pupils create. The video lesson provides an introduction to graphing quadratic functions using an input-output table. The instructor shows each step of the calculations when evaluating the function.
Corbett Maths
Quadratic Graphs: Completing the Square
What does a square have to do with a quadratic function? Young scholars learn that completing an algebraic square is helpful when graphing the quadratic functions. The video instructor demonstrates rewriting quadratic functions in vertex...
Corbett Maths
Sketching Quadratics
Sketch the graph of quadratic functions using key features as a guide. After a brief discussion about the key features of a parabola, the video instructor completes several examples showing how to graph a quadratic function. Each...
Corbett Maths
Solving Quadratics Graphically
One of the many methods of solving quadratic equations is graphing. A video lesson first demonstrates graphing a quadratic function using an input-output table. After graphing the parabola, the instructor makes the connection between the...
Corbett Maths
Composite Functions
Turn pupils into composers as they create composite functions. A video lesson presents the process of creating composite functions. The narrator focuses on linear and quadratic functions in the examples and includes substituting a...
Khan Academy
Polynomial Division, Polynomial and Rational Functions, Algebra II
Put your math pupils’ division and algebra skills to the test with this video, which introduces the concept of polynomial division. Sal's examples increase in complexity as the video progresses, allowing viewers to see how basic skills...
Khan Academy
Solving a Quadratic by Factoring, Quadratic Equations, Algebra I
The central concept in this video is solving quadratics by factoring. Several examples are shown with positive and negative numbers. The instructor demonstrates setting the factored equation to zero to solve the quadratic, using a graph...
Khan Academy
Proof of Quadratic Formula, Polynomial and Rational Functions, Algebra II
Armed with their newfound (or refreshed) knowledge of the quadratic formula, viewers can now work with Sal to prove the formula - an essential skill that is often ignored in algebra. Once they learn how to both use and prove the...