Radical Expressions - Square Roots
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Lesson Description:
Adding, subtracting, multiplying radical expressions with index of 2 (square roots), with an introduction to conjugates.
Additional Resources:
- Multiplying Radical Expressions - Multiplication practice of radical expressions (square roots) and also rationalizing the denominator.
- Simplify Radical Roots - Simplifying Radical expressions with nth roots.
Questions answered by this video:
- How do you subtract square roots?
- How do you multiply square roots?
- What is a conjugate of a binomial?
- How do you multiply conjugate binomials?
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Staff Review
A quick recap of simplifying and combining radicals. A good review if you have already learned about square roots and would like to see a few example problems. Also, a good recap of conjugates. Watch only if you understand multiplying binomials (FOIL). -
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jhoward
Not bad, but more voice or explanation would improve this video. I can see how I could effectively use in my classroom.
