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This video explains the concept of prime numbers and how to find the prime factorization of a number using a factorization tree. It also shows how to write the prime factorization using exponential notation.
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Learn how to solve quadratic equations like (x-1)(x+3)=0 and how to use factorization to solve other forms of equations.
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Khan Academy
Sal finds the factors of 120.
Recognize prime and composite numbers with this Khan Academy video lesson.
Factors of a polynomial (basic) Factors of a polynomial (advanced) Identities (basic) Factorising using identities; Multiplying numbers using identities; Factorisation of Algebraic expressions: Unit test; Our mission is to provide a free, world-class education to anyone, anywhere.
Learn how to factor quadratics that have the "perfect square" form. For example, write x²+6x+9 as (x+3)².
Discover the magic of the imaginary unit 'i'! This lesson dives into simplifying the square root of negative numbers using 'i', the principal square root of -1. We'll explore how to rewrite negative numbers as products, and use prime factorization to simplify roots.