For the quadratic equations in the following problems, specify the values of

### Exercise 1

*((Reference))*

#### Solution

### Exercise 2

*((Reference))*

#### Solution

For the following problems, use the zero-factor property to solve each quadratic equation.

### Exercise 3

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#### Solution

### Exercise 4

*((Reference))*

#### Solution

### Exercise 5

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#### Solution

For the following problems, solve each quadratic equation by factoring.

### Exercise 6

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#### Solution

### Exercise 7

*((Reference))*

#### Solution

### Exercise 8

*((Reference))*

#### Solution

### Exercise 9

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#### Solution

### Exercise 10

*((Reference))*

#### Solution

### Exercise 11

*((Reference))*

#### Solution

For the following problems, solve each quadratic equation by extraction of roots.

### Exercise 12

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#### Solution

### Exercise 13

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#### Solution

### Exercise 14

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#### Solution

### Exercise 15

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#### Solution

### Exercise 16

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#### Solution

### Exercise 17

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#### Solution

### Exercise 18

*((Reference))*

#### Solution

For the following problems, solve each quadratic equation using quadratic formula.

### Exercise 19

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#### Solution

### Exercise 20

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#### Solution

### Exercise 21

*((Reference))*

#### Solution

### Exercise 22

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#### Solution

### Exercise 23

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#### Solution

### Exercise 24

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#### Solution

### Exercise 25

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#### Solution

For the following problems, solve each quadratic equation by completing the square.

### Exercise 26

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#### Solution

### Exercise 27

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#### Solution

### Exercise 28

*((Reference))* The product of two consecutive odd integers is 143. What are they?

#### Solution

11 and 13 or

### Exercise 29

*((Reference))* A study of the air quality by an environmental group suggests that

where

(a) What is the level, in parts per million, of carbon monoxide in the air now?

(b) How many years from now will the level of carbon monoxide be at18.1 parts per million?

#### Solution

(a)

### Exercise 30

*((Reference))* The length of a rectangle is 6 inches longer than the width of the rectangle. Find the dimensions of the rectangle if the area is 112 square feet.

#### Solution

For the following problems, construct the graphs of the following equations.

### Exercise 31

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#### Solution

### Exercise 32

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#### Solution

### Exercise 33

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#### Solution

For the following problems, write the equation that corresponds to each graph.

Comments:"Reviewer's Comments: 'I recommend this book for courses in elementary algebra. The chapters are fairly clear and comprehensible, making them quite readable. The authors do a particularly nice job […]"