Curated Video
Using the Quadratic Formula
This lesson will review and provide practice on how to use the quadratic formula. Learn to develop good habits using the formula and what different outcomes mean to the solution.
Brian McLogan
How to determine multiple characteristics of the graph of a polynomial
👉 Learn about the characteristics of a function. Given a function, we can determine the characteristics of the function's graph. We can determine the end behavior of the graph of the function (rises or falls left and rises or falls...
Professor Dave Explains
Complex Numbers: Operations, Complex Conjugates, and the Linear Factorization Theorem
An introduction to complex numbers.
Why U
Algebra 79 - Adding and Subtracting Complex Numbers
Addition and subtraction of complex numbers can be done arithmetically by adding or subtracting their real parts and separately adding or subtracting their imaginary parts. These operations of complex addition and subtraction can be...
Curated Video
Protesters disrupt US presentation at Poland climate change event
Indigenous and youth groups disrupted a US government event at the UN climate talks in Katowice on Monday, criticizing the Trump administration's policy of backing the extraction of fossil fuels, the burning of which increases global...
AFP News Agency
CLEAN : Indigenous leader denounces 'net zero' pledges as 'greenwash' at COP26
Tom Goldtooth, the executive director of the North American Indigenous Environmental Network, denounces "net zero" pledges as greenwashing attempts from the "industrialised governments of the North (Footage by AFPTV via Getty Images)
Sophia Learning
Sophia: Figuring Out the Discriminant
Students learn how to determine the discriminant and use it to find the real solutions to a quadratic equation. Videos and graphs are included in the resource.