Simplifying the Multiplication of Two Radicals

The video tutorial explains how to convert rational exponents, multiply them, and express the results as radicals. It begins with converting exponents, then demonstrates multiplying and adding exponents, and finally shows how to express the result as a radical. The tutorial concludes with a brief summary.

How can the expression be written as a radical according to the text?

What does the speaker mean by 'three to square 6'?