Square Roots and Radicals 13
6063 views
|
1
rating
Part of video series
Lesson Summary:
In this Square Roots and Radicals lesson, students learn how to multiply with square roots using the distributive property and multiplying two binomials using the FOIL method. The instructor shows multiple methods for solving problems, such as simplifying the square root before doing the distributive property or using FOIL to multiply binomials. By the end of the lesson, students will feel confident in their ability to multiply with radicals.
Lesson Description:
Square Roots and Radicals Part 13 covers multiplying with square roots using the distributive property and multiplying two binomials using the FOIL method.
More free YouTube videos by Julie Harland are organized at http://yourmathgal.com
Questions answered by this video:
- How do you multiply radical expressions?
- How do you multiply 2sqrt(3)*(sqrt(11) + 3sqrt(3))?
- How do you distribute a radical expression into parentheses with radical expressions inside?
- How do you multiply 2sqrt(6)*(5sqrt(2) - 3sqrt(18))?
- How do you know when can you add or subtract radical expressions?
- How do you multiply two binomials with radical expressions using the FOIL method?
- How would you multiply (2 + 3sqrt(5))*(3 - 4sqrt(5))?
-
Staff Review
This lesson goes through some examples of multiplying and distributing radical expressions. Some of the example problems can get a bit involved. This is a very important topic to learn and understand to get a better understanding of radical expressions. A couple of different techniques for attacking this type of problems are shown.
