
Solving quadratics by factoring
Learn how to solve quadratic equations like (x-1) (x+3)=0 and how to use factorization to solve other forms of equations.
Quadratics: Multiplying & factoring | Algebra 1 - Khan Academy
We can factor numbers like 24 into 2x12, or 3x8, or 4x6...But how can we factor algebraic expressions? We'll see that it's a lot like a puzzle.
Factoring quadratics in any form - Khan Academy
Tie together everything you learned about quadratic factorization in order to factor various quadratic expressions of any form.
Factoring simple quadratics review (article) | Khan Academy
Factoring quadratics is very similar to multiplying binomials, just going the other way. For example, x^2+3x+2 factors to (x+1) (x+2) because (x+1) (x+2) multiplies to x^2+3x+2. This article reviews the …
More examples of factoring quadratics as (x+a) (x+b)
Can't get enough of Sal factoring simple quadratics? Here's a handful of examples just for you! Created by Sal Khan and CK-12 Foundation.
Solving quadratics by factoring review - Khan Academy
Factoring quadratics makes it easier to find their solutions. This article reviews factoring techniques and gives you a chance to try some practice problems.
Factoring quadratics: leading coefficient ≠ 1
Learn how to factor quadratic expressions as the product of two linear binomials. For example, 2x²+7x+3= (2x+1) (x+3).
Factoring quadratics intro (practice) | Khan Academy
Factoring quadratics intro VA.Math: A.EO.2.c, A2.EO.3.b VA.Math.2023: A.EO.2.c, A2.EO.3.b Google Classroom Microsoft Teams
Factoring by grouping (article) | Khan Academy
Learn about a factorization method called "grouping." For example, we can use grouping to write 2x²+8x+3x+12 as (2x+3) (x+4).
Factoring quadratics: Difference of squares - Khan Academy
In this article, we'll learn how to use the difference of squares pattern to factor certain polynomials. If you don't know the difference of squares pattern, please check out our video before proceeding.