Simplifying Radical Expressions

Simplify the radical.

• -19

• -180

• No Real Number

• 19

Simplify the radical.

• 5

• 1/5

• 1/625

• 25

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Explain why the radical expression is or is NOT in simplified form?

• The expression is simplified because the radicand contains no fractions

• The expression is simplified because the radicand has no​ perfect-square factors other than 1.

• The expression is not in simplified form because a radical appears in the denominator of a fraction.

• The expression is not simplified because it contains a fraction.

Simplify:

• A

• B

• C

• D

What number stays inside the root?

• 2

• 4

• 5

• 16

What number goes outside the root?

• 10

• 4

• 5

• 16

In simplifying radicals, there will be no prime factor of a radical that has an exponent less than the index.

• true

• false