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Khan Academy is an American non-profit [3] educational organization created in 2006 by Sal Khan. [1] Its goal is to create a set of online tools that help educate students. [ 4 ] The organization produces short video lessons. [ 5 ]
3. Relatives. Abdul Wahab Khan (grandfather) Salman " Sal " Amin Khan (born October 11, 1976) is an American educator and the founder of Khan Academy, a free online non-profit educational platform with which he has produced over 6,500 video lessons teaching a wide spectrum of academic subjects, originally focusing on mathematics and science. [1]
2018 [ 4 ][ 5 ] Last updated: October 14, 2024. 3Blue1Brown is a math YouTube channel created and run by Grant Sanderson. [ 6 ] The channel focuses on teaching higher mathematics from a visual perspective, and on the process of discovery and inquiry-based learning in mathematics, which Sanderson calls "inventing math".
Animation depicting the process of completing the square. (Details, animated GIF version) In elementary algebra, completing the square is a technique for converting a quadratic polynomial of the form to the form for some values of h and k. In other words, completing the square places a perfect square trinomial inside of a quadratic expression.
Alongside the development of these open courses, other E-learning platforms emerged – such as Khan Academy, Peer-to-Peer University (P2PU), Udemy, and Alison – which are viewed as similar to MOOCs and work outside the university system or emphasize individual self-paced lessons.
Etymology. [] The word "algebra" is derived from the Arabic word الجبرal-jabr, and this comes from the treatise written in the year 830 by the medieval Persian mathematician, Al-Khwārizmī, whose Arabic title, Kitāb al-muḫtaṣar fī ḥisāb al-ğabr wa-l-muqābala, can be translated as The Compendious Book on Calculation by ...
Brilliant.org is an American for-profit company and associated community that features 70+ guided courses [2] across the site. It operates via a freemium business model. [3] Brilliant was founded in 2012. [3] At the Launch Festival in March 2013, CEO and co-founder Sue Khim presented the idea of Brilliant, attracting funding from venture ...
In mathematics and mathematical logic, Boolean algebra is a branch of algebra. It differs from elementary algebra in two ways. First, the values of the variables are the truth values true and false, usually denoted 1 and 0, whereas in elementary algebra the values of the variables are numbers. Second, Boolean algebra uses logical operators such ...