Adding and simplifying radicals | Pre-Algebra | Khan Academy

Simplifying square roots | Exponents, radicals, and scientific notation | Pre-Algebra | Khan Academy

Introduction to square roots | Numbers and operations | 8th grade | Khan Academy

Adding and simplifying radicals | Exponent expressions and equations | Algebra I | Khan Academy

How to approximate square roots | Numbers and operations | 8th grade | Khan Academy

Simplifying square roots | Exponent expressions and equations | Algebra I | Khan Academy

Simplifying square-root expressions | Mathematics I | High School Math | Khan Academy

Understanding square roots | Pre-Algebra | Khan Academy

Square roots and real numbers | Pre-Algebra | Khan Academy

Rewriting square root of fraction

Solving square-root equations: two solutions | Mathematics III | High School Math | Khan Academy

Approximating square roots to hundredths | Pre-Algebra | Khan Academy

How to rationalize a denominator | Exponent expressions and equations | Algebra I | Khan Academy

Graphs of square-root functions | Functions and their graphs | Algebra II | Khan Academy

Exponent rules part 1 | Exponents, radicals, and scientific notation | Pre-Algebra | Khan Academy

Radical expressions with higher roots | Algebra I | Khan Academy

Simplifying square roots comment response | Algebra I | Khan Academy

Multiply and simplify a radical expression 2 | Algebra I | Khan Academy

Solving quadratic equations by square roots | Algebra II | Khan Academy

Solving square-root equations: no solution | Mathematics III | High School Math | Khan Academy