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Simplifying Radicals With Variables
02:26

Simplifying Radicals With Variables  

Using the rules for simplifying radicals with numbers in the radicand to simplify radicals with variables.

Rewriting Radical Notation Using Rational Exponent Form
01:25

Rewriting Radical Notation Using Rational Exponent Form  

Finding the value of a radical by writing it in rational exponent form.

Approximate Square Roots
02:07

Approximate Square Roots  

Finding the approximate square root for numbers that are not perfect squares is demonstrated. Irrational numbers are explained.

Changing Rational Exponent Form to Radical Notation
01:53

Changing Rational Exponent Form to Radical Notation  

Writing an expression in radical notation is detailed using several examples

Square Root of a Negative Number is Not a Real Number, The
01:02

Square Root of a Negative Number is Not a Real Number, The  

The square root of any negative number is not a real number. Writing a negative number in radical form is illustrated.