Math Planet
Math Planet: Perfect Squares and Square Roots
Students learn how to approximate square roots through class notes and a video lesson.
Virtual Nerd
Virtual Nerd: How Do You Multiply Two Radicals?
In this tutorial, discover how to multiply two radicals together and then simplify their product. [4:03]
Khan Academy
Khan Academy: Intro to Cube Roots
By watching this video lesson, students will learn the meaning of cube roots and how to find the cube root of a negative number. [8:00]
Sophia Learning
Sophia: Rationalizing the Denominator
This video tutorial demonstrates how to rationalize the denominator in a fraction. The lesson includes detailed examples.
Khan Academy
Khan Academy: Radical Radicals: Square Roots and Real Numbers
This resource explains how to find the square root of real numbers using their prime factorizations and labeling the results as rational or irrational. [10:19]
Khan Academy
Khan Academy: Radical Radicals: Understanding Square Roots
This video provides information and examples about finding the square root of a number.
Study Pug
Study Pug: Converting Radicals to Entire Radicals
An entire radical has all of its content inside the radical sign. Therefore, converting radicals to entire radicals essentially means bring everything outside of the radical sign back into the radical sign. If exponents are involved,...
Sophia Learning
Sophia: Estimating Square Roots: Lesson 2
Here, the student will be shown how to estimate the value of a root when they are not taking the root of a perfect square. This lesson is 2 of 9 in the series titled "Estimating Square Roots."
Sophia Learning
Sophia: Estimating Square Roots: Lesson 4
Here, the student will be shown how to estimate the value of a root when they are not taking the root of a perfect square. This lesson is 4 of 9 in the series titled "Estimating Square Roots."
Sophia Learning
Sophia: Estimating Square Roots: Lesson 5
Here, the student will be shown how to estimate the value of a root when they are not taking the root of a perfect square. This lesson is 5 of 9 in the series titled "Estimating Square Roots."
Sophia Learning
Sophia: Estimating Square Roots: Lesson 9
Here, the student will be shown how to estimate the value of a root when they are not taking the root of a perfect square. This lesson is 9 of 9 in the series titled "Estimating Square Roots."
Sophia Learning
Sophia: Estimating Square Roots: Lesson 1
Here, the student will be shown how to estimate the value of a root when they are not taking the root of a perfect square. This lesson is 1 of 9 in the series titled "Estimating Square Roots."
Sophia Learning
Sophia: Square Roots #20
We introduce the concept of a square root and explain how it can be used to solve real world problems.
Sophia Learning
Sophia: Square Roots #21
We introduce the concept of a square root and explain how it can be used to solve real world problems.
Shmoop University
Shmoop: Introduction to Roots
This fun video introduces the topic of roots, starting with square roots and expanding into greater exponents.
Other
Mario's Math Tutoring: Simplifying Radicals Easy Method
An easier method for simplifying radicals, square roots and cube roots. Video discusses how to use a prime factorization tree. [3:41]