1/11 - Simplifying Radicals Day 2

LO: SWBAT simplify numerical radical expressions
involving square roots.

DOL: Given a set of problems, students will
correctly simplify numerical radical expressions
involving square roots in at least 4 of 5 questions.

TEKS: A.11A

8

Today you will simplify numerical radical

expressions…

involving square roots.

11

Identifying Perfect Square

Perfect Square

3

3

_ x _ = 9

A perfect square
can be expressed
as the product of two identical integers.

3 3

3² = 9

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Make a list of the first 12 Perfect Squares

1² =

2² =

3² =

4² =

5² =

6² =

7² =

8² =

9² =

10² =

11² =

12² =

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Simplify radicals by identifying the perfect square.

√2

√16

x

↓

Step 1: Rewrite 32 as the product of 16 and 2

Step 2: Split up into two square roots.

Step 3: Simplify the perfect square; 16.

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Compare the two methods

Simplify Square Roots

Find the perfect square

Use prime factorization

7.

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Compare the two methods

Simplify Square Roots

Find the perfect square

Use prime factorization

Partner A

Partner B

8.

Image by PixLoger from Pixabay

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Part A. What mistake did Rachelle make?

Demonstration of Learning

DOL: Given a set of
problems, students
will correctly
simplify numerical
radical expressions
involving square
roots in at least 4 of
5 questions.

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