Curated Video
Exploring Quadratic Functions: Zeroes, Extremes, and Symmetry
In this video, the teacher explains how to use different forms of quadratic functions to solve problems. They review the three equal forms of quadratic functions: standard form, vertex form, and factored form. The teacher demonstrates...
Curated Video
Subtracting Fractions with Like Denominators Using a Number Line
In this video, the teacher explains how to subtract fractions with the same denominator using a number line. They emphasize the importance of understanding that fractions are less than one whole and demonstrate how to represent fractions...
Math Fortress
Algebra II: Quadratic Equations - Factoring (Level 2 of 10)
This video continues covering the general procedure in solving quadratic equations by factoring. This video goes over 3 examples modeling the proper way to factor quadratic equations of the form ax^2+bx=0 and using the zero product...
Curated Video
Finding Zeros of Quadratic Functions by Factoring
In this video, the teacher explains how to find the zeros of a quadratic function by factoring out the greatest common factor. They provide examples and step-by-step instructions on factoring and solving for the zeros. The video also...
Curated Video
Finding Zeros of Quadratic Functions with Common Monomial Factors
In this video, the teacher explains how to identify the zeros of a quadratic function that has a common monomial factor in each term. They demonstrate how to factor out the common monomial factor and set the factored form equal to zero...
Curated Video
Subtracting Decimals Using the Standard Algorithm
This video explains how to subtract decimals using the standard algorithm. It covers important concepts like lining up decimals and place values, regrouping, and the importance of placeholders.
Zach Star
What is Computer Engineering?
Computer engineering is the combination of electrical engineering and computer science. Computer engineering majors will take basic circuit analysis classes where they will learn about voltage and current in resistor, capacitor, and...
Curated Video
Factoring Perfect Square Trinomials to Find Zeros of Quadratic Functions
In this video, we learn how to find the zeros of a quadratic function by factoring a perfect square trinomial. By expressing the quadratic function in a different form, we can make the zeros more visible. The middle signs in the...
Why U
Algebra 70 - The Zero Product Property
The "zeros" or "roots" of a quadratic function of a real variable x, correspond to the function's x-intercepts. It is not always easy to find the zeros of a quadratic function. However, quadratic functions can be factored into the...
Fun Robotics
NumPy Library Part 1
Investigating the NumPy Python library and how to use it efficiently
Curated Video
Regrouping and Decomposing in Subtraction with Zeros in the 10s or Ones Places
In this video, students learn how to subtract numbers that have zeros in the tens or ones places by regrouping or decomposing hundreds or tens. The teacher uses base 10 blocks to demonstrate the concept and guides students through two...
Why U
Pre-Algebra 03 - Decimal, Binary, Octal & Hexadecimal
Our modern decimal number system is base-10. Other number systems used in fields like computer engineering are base-2 (binary), base-8 (octal) and base-16 (hexadecimal).
Curated Video
Converting Standard Notation to Scientific Notation
In this video, the teacher explains how to convert numbers from standard notation to scientific notation and vice versa. They demonstrate the process using examples and provide step-by-step instructions. By understanding this concept,...
Curated Video
Summarizing Data: Mean, Median, and Mode
In this video, the teacher explains how to summarize a data set by finding the mean, median, and mode. They discuss the differences between these measures of center and when each one is the most appropriate choice to describe the data.
Curated Video
Graphing Quadratic Equations: Finding the Vertex and Maximum Height
In this video, the teacher explains how to graph a quadratic equation by identifying the vertex and another point on the parabola. They also demonstrate how to use the quadratic formula to find the zeros and the vertex of the equation.
Curated Video
Combining Metric Units of Measurement
This video provides a lesson on how to combine metric units of measurement using a measuring tool and a chart. It explains the commonly used units in metric length and emphasizes the importance of getting an exact measurement for certain...
Curated Video
Representing Equal Decimals by Adding Zeros
In this video, students learn how to represent equal decimals by adding zeros. The teacher uses examples with money to explain the concept, showing how decimals can be broken down into different parts.
Curated Video
Graphing Quadratic Equations: Zeros and Vertex Method
In this video, the teacher explains how to graph quadratic equations using the zeros and the vertex. They provide step-by-step instructions on factoring the equation to find the zeros, finding the axis of symmetry, and determining the...
Why U
Algebra 69 - Quadratic Equations
The graph of a quadratic function in a single variable is a parabola. Setting that function equal to zero creates a quadratic equation, and the solutions to that equation are the "zeros" or "roots" of the function. In quadratic functions...
Curated Video
Graphing Polynomials: Factoring and Zeros
In this video, the teacher explains how to graph polynomials by finding the zeros through factoring. They discuss the behavior of graphs as x approaches infinity or negative infinity, and how it differs depending on whether the degree of...
Curated Video
Finding Zeros of Quadratic Functions with Leading Coefficient Greater Than One
This video lesson teaches students how to identify the zeros of a quadratic function in standard form when the leading coefficient is greater than one. It explains the concept of factoring and setting the factored form equal to zero to...
Curated Video
Understanding Rational and Irrational Numbers
In this video, the teacher explains the difference between rational and irrational numbers by looking for repeating decimals. They discuss various types of numbers, including whole numbers, integers, terminating decimals, and fractions.
Bridgeman Arts
Lightning plane in the Pacific
P-38 LIGHTNING AT WAR - colour/b/w - 50 min This film is in two parts. The first, in colour, describes the design, manufacture and testing of the P-38 Lightning. The second part, in black and white, is a fictional account of a...