Test Bank for College Algebra 13th Edition R. David Gustafson, Jeff Hughes Chapter 1-8 0.1 - Sets of Real Numbers 1. Complete the following sentence. The symbol
is read as
a. "is less than or equal to." b. "is equal to." c. "is greater than." d. "is less than." e. "is greater than or equal to." ANSWER: c POINTS: 1 QUESTION TYPE: Multi-Mode (Multiple choice) HAS VARIABLES: True STUDENT ENTRY MODE: Math DATE CREATED: 2/16/2023 6:15 AM DATE MODIFIED: 2/17/2023 5:02 AM 2. How many natural numbers are there between –16.5 and 10.5 on the number line? a. 0 b. 11 c. 14 d. 10 e. 27 ANSWER: d POINTS: 1 QUESTION TYPE: Multi-Mode (Multiple choice) HAS VARIABLES: True STUDENT ENTRY MODE: Math DATE CREATED: 2/16/2023 6:15 AM DATE MODIFIED: 2/17/2023 5:14 AM 3. How many composite numbers are there from –17 to 11? a. 14 b. 5 c. 11 d. 27 e. 0 Copyright Cengage Learning. Powered by Cognero.
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ANSWER: b POINTS: 1 QUESTION TYPE: Multi-Mode (Multiple choice) HAS VARIABLES: True STUDENT ENTRY MODE: Math DATE CREATED: 2/16/2023 6:15 AM DATE MODIFIED: 2/17/2023 6:20 AM 4. How many prime numbers are there between –6 and 14 on the number line? a. 13 b. 0 c. 5 d. 19 e. 6 f. 14 ANSWER: e POINTS: 1 QUESTION TYPE: Multi-Mode (Multiple choice) HAS VARIABLES: True STUDENT ENTRY MODE: Math DATE CREATED: 2/16/2023 6:15 AM DATE MODIFIED: 2/17/2023 5:17 AM 5. How many even integers are there between –11.5 and 9.5 on the number line? a. 10 b. 12 c. 11 d. 9 e. 13 ANSWER: a POINTS: 1 QUESTION TYPE: Multi-Mode (Multiple choice) HAS VARIABLES: True STUDENT ENTRY MODE: Math DATE CREATED: 2/16/2023 6:15 AM DATE MODIFIED: 2/17/2023 9:27 AM 6. How many odd integers are there between –12 and 6 on the number line? a. 0 b. 9 c. 11 d. 10 e. 8 ANSWER:
b
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POINTS: 1 QUESTION TYPE: Multi-Mode (Multiple choice) HAS VARIABLES: True STUDENT ENTRY MODE: Math DATE CREATED: 2/16/2023 6:15 AM DATE MODIFIED: 2/17/2023 5:22 AM 7. Write the inequality using interval notation. x>7 a. b. c. d. e. ANSWER: a POINTS: 1 QUESTION TYPE: Multi-Mode (Multiple choice) HAS VARIABLES: True STUDENT ENTRY MODE: Math DATE CREATED: 2/16/2023 6:15 AM DATE MODIFIED: 2/16/2023 6:15 AM 8. Select the correct representation of the inequality in interval notation. x≤5 a. b. c. d. e. ANSWER: d POINTS: 1 QUESTION TYPE: Multi-Mode (Multiple choice) HAS VARIABLES: True STUDENT ENTRY MODE: Math DATE CREATED: 2/16/2023 6:15 AM DATE MODIFIED: 2/16/2023 6:15 AM 9. Identify the correct representation in interval notation of the following inequality.
a. b. Copyright Cengage Learning. Powered by Cognero.
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c. d. e. ANSWER: b POINTS: 1 QUESTION TYPE: Multi-Mode (Multiple choice) HAS VARIABLES: True STUDENT ENTRY MODE: Math DATE CREATED: 2/16/2023 6:15 AM DATE MODIFIED: 2/16/2023 6:15 AM 10. Identify the correct union of intervals for the inequality.
a. b. c. d. e. ANSWER: a POINTS: 1 QUESTION TYPE: Multi-Mode (Multiple choice) HAS VARIABLES: True STUDENT ENTRY MODE: Math DATE CREATED: 2/16/2023 6:15 AM DATE MODIFIED: 2/16/2023 6:15 AM 11. Write the expression without using absolute value symbols.
a. - 2 b. 1 c. 0 d. 2 e. none of these ANSWER: d POINTS: 1 QUESTION TYPE: Multi-Mode (Multiple choice) HAS VARIABLES: True STUDENT ENTRY MODE: Math DATE CREATED: 2/16/2023 6:15 AM DATE MODIFIED: 2/17/2023 5:23 AM
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12. Write the expression without using absolute value symbols.
a. - 7 b. 0 c. 7 d. 1 e. none of these ANSWER: a POINTS: 1 QUESTION TYPE: Multi-Mode (Multiple choice) HAS VARIABLES: True STUDENT ENTRY MODE: Math DATE CREATED: 2/16/2023 6:15 AM DATE MODIFIED: 2/17/2023 5:29 AM 13. Write the expression without using absolute value symbols.
a. – ( x + 3) b. x – 3 c. x + 3 d. – ( x – 3) e. none of these ANSWER: d POINTS: 1 QUESTION TYPE: Multi-Mode (Multiple choice) HAS VARIABLES: True STUDENT ENTRY MODE: Math DATE CREATED: 2/16/2023 6:15 AM DATE MODIFIED: 2/17/2023 5:39 AM 14. Identify the correct distance between the following two points on the number line. – 16 and 7 a. 7 b. 24 c. 23 d. 16 e. 22 ANSWER: c POINTS: 1 QUESTION TYPE: Multi-Mode (Multiple choice) HAS VARIABLES: True STUDENT ENTRY MODE: Math Copyright Cengage Learning. Powered by Cognero.
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