ALGEBRA 1

Answer Lesson 1.7 Practice A questions 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19

Answer Lesson 1.7 Practice B questions 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, and 23.

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NAME DATE 1.7 Practice A For use with pages 45-52 Complete the sentence. 1.) A ? is a relationship between two quantities, called the input and output. 2. The collection of all ? _values is called the domain of the function. 3. The collection of all _ ? values is called the range of the function. 4. In a function, there is exactly one ? for each ? . Does the table represent a function? Explain, using & mapping diagram. 5. Input Output 6. Input \\Output 1. Input Output 2 5 S 0 1 1 4 6 4 2 6 5 0 2 3 6 2 0 2 4 8. Input Output 9. Input |Output 10. Input Output 3 G 4 3 1 5. 13 5 6 4 2 2Make an input-output table for the function. Use 0, 1, 2, and 3 as the domain. 11. y = 2x + 3 12. y = 3x 13. y= 9- x 14. y=x+ 5 15. y = *+ 16. y = 10 - 3x Aerobics Class In Exercises 17-19, use the Monarch Butterflies In Exercises 20 and following Information. 21, use the following information. You join an aerobics class at the local gym. The When the monarch butterfly is migrating to the cost is $3 per class plus $10 for the initial mem- south, it has an average speed of 80 miles per day. bership fee. 20. Write an equation that shows the relationship 17. Write an equation that shows the relationship between the number of days + and the dis- between the number of classes n you attend tance (in miles) it has traveled d. and the amount you pay p. 21. Evaluate the equation for f = 2, 5, 8, and 10. 18. Evaluate the equation for n = 1, 2, 5, 8, and Organize your results in an input-output 10. Organize your results in an input-output table. table. 19. Draw a line graph to represent the data in the input-output table. 98 Algebra 1 Copyright @ McDougal Littell Inc. Chapter 1 Resource Book All rights reserved.NAME DATE Practice B For use with pages 46-52 Complete the sentence. 1. A ? is a relationship between two quantities, called the input and output. 2. The collection of all ? values is called the domain of the function. The collection of all ? values is called the range of the function. 3. In a function, there is exactly one _?_for each ? . 4: An ? is a table that lists the outputs for several different inputs. Does the table represent a function? Explain, using a mapping diagram 5. Input Output B. Input Output 7. Input Output 2 10 9 0 1 1 4 12 8 0 2 2 6 10 7 0 2 3 12 6 0 3 4 Make an input-output table for the function. Use 0, 1, 2, and 3 as the domain. 8. y = 2x + 5 9. y = 4x 10. y = 15 - x 11. y = x+ 18 12. y = 2x + + 13. y = 20 - 3rMake an input-output table for the function. Use 2, 2.5, 4, 5, and 5.5 as the domain. 14. y = 3x + 1.5 15. y = +7 16. y = x - 25 Aerobics Class In Exercises 17-20, use the Monarch Butterflies In Exercises 21-23, following information. use the following information. You join an aerobics class at the local gym. The " When the monarch butterfly is migrating to the cost is $3 per class plus $10 for the initial mem- south, it has an average speed of 80 miles per day. bership fee. 21. Write an equation that shows the relationship 17. Write an equation that shows the relationship between the number of days : and the dis- between the number of classes a you attend tance (in miles) it has traveled d. and the amount you pay p. 22. Evaluate the equation for $ = 2, 5, 8, and 10. 18. Evaluate the equation for n = 1, 2, 5, 8, and Organize your results in au input-output 10. Organize your results in an input-output table. table. 23. Draw a line graph to represent the data in the 19. Draw a line graph to represent the data in the input-output table. input-output table. 20. Describe the domain and range of the function whose values are shown in the table. Copyright @ McDougal Littell Inc. Algebra 1 99 All rights reserved. Chapter 1 Resource Book