# Lesson 4To Be DeterminedDevelop Understanding

Rewrite as multiples of .

### 3.

Rewrite as multiples of .

### 7.

Explain how rewriting radical expressions makes it possible to add or subtract them.

## Set

Identify the number set to which the roots of each quadratic function belong.

### 8.

whole numbers

integers

rational numbers

#### D.

irrational numbers

#### E.

none of the above

### 9.

whole numbers

integers

rational numbers

#### D.

irrational numbers

#### E.

none of the above

### 10.

whole numbers

integers

rational numbers

#### D.

irrational numbers

#### E.

none of the above

### 11.

whole numbers

integers

rational numbers

#### D.

irrational numbers

#### E.

none of the above

### 12.

whole numbers

integers

rational numbers

#### D.

irrational numbers

#### E.

none of the above

### 13.

whole numbers

integers

rational numbers

#### D.

irrational numbers

#### E.

none of the above

### 14.

whole numbers

integers

rational numbers

#### D.

irrational numbers

#### E.

none of the above

### 15.

whole numbers

integers

rational numbers

#### D.

irrational numbers

#### E.

none of the above

## Go

Find the -intercepts for each of the quadratic equations.