Simplifying radical expressions by adding - Pass math class

The video tutorial explains how to simplify expressions with radicals, focusing on the square root of 18. It demonstrates breaking down 18 into 9 and 2, simplifying sqrt 9 to 3, and leaving sqrt 2 under the radical. The tutorial also covers combining like terms, treating sqrt 2 as a variable, and concludes with a simplified expression.

Explain how to add the terms 9 times the square root of 2 and the square root of 2.

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What common mistake do students make when simplifying expressions with radicals?

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