
Worked example: Order of operations (PEMDAS) - Khan Academy
The order of operations (PEMDAS) is essential for solving complex math problems. PEMDAS stands for Parentheses, Exponents, Multiplication and Division (same level), and Addition and …
Algebra basics - Khan Academy
Learn the basics of algebra—focused on common mathematical relationships, such as linear relationships.
Solving equations & inequalities | Algebra 1 | Math | Khan Academy
Learn algebra online with Khan Academy, covering equations and inequalities through engaging lessons and exercises to enhance your understanding.
Logarithms | Algebra 2 | Math | Khan Academy
Practice Evaluate logarithms: change of base rule Get 3 of 4 questions to level up!
Exponent properties review (article) | Khan Academy
My humble advice to anyone who is taking mathematics is to start from beginning and build up at your own pace so you can perceive it better and have as many examples as possible also …
Algebraic expressions | Algebra basics | Math | Khan Academy
The core idea in algebra is using letters to represent relationships between numbers without specifying what those numbers are! Let's explore the basics of communicating in algebraic …
Algebra 1 | Math | Khan Academy
The Algebra 1 course, often taught in the 9th grade, covers Linear equations, inequalities, functions, and graphs; Systems of equations and inequalities; Extension of the concept of a …
Exponents & radicals | Algebra 1 | Math | Khan Academy
Let's review exponent rules and level up what we know about roots. The square root is nice, but let's learn about higher-order roots like the cube root (or 3rd root).
Transformations of functions | College Algebra - Khan Academy
Once we know a handful of parent functions, we can transform those functions to build related functions. Geometry swoops in as we translate, reflect, and dilate the graphs, working back …
Clarifying standard form rules (video) | Khan Academy
In Math (or science in general), rules are made to help avoid confusion and make things as simple as possible. The reason why some say that A, B, and C can't share any common factors is …