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1. What is the equivalent mathematical sentence of the statement "fifteen less than twice ar at most 10"? A. 2x – 15 < 10 B. 2x – 15 2 10 C. 15 – 2x < 10 D. 15 – 2x < 10 2. What are the solutions of quadratic inequality x? + 3x + 2< 0? B. –2 s x< 1 A. -2 sx< -1 C. x< -2 or x >-1 D. x< -2 or x

1. What is the equivalent mathematical sentence of the statement "fifteen less than twice ar at most 10"? A. 2x – 15 < 10 B. 2x – 15 2 10 C. 15 – 2x < 10 D. 15 – 2x < 10 2. What are the solutions of quadratic inequality x? + 3x + 2< 0? B. –2 s x< 1 A. -2 sx< -1 C. x< -2 or x >-1 D. x< -2 or x

Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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1. What is the equivalent mathematical sentence of the statement "fifteen less than twice a number is at most 10"? A. 2x – 15 < 10 В. 2х — 15 2 10 C. 15 – 2x < 10 D. 15 – 2x < 10 2. What are the solutions of quadratic inequality x? + 3x + 2< 0? А. — 2 s x< -1 В.-2 s x< 1 D. x< -2 or x s 1 C. x< -2 or x >-1 3. Which inequality's solution is shown by this graph? Mathilits.com А. х + 3x > 0 В. х? + 3х <0 С. х? — 3х > 0 D. x? – 3x < 0 4. Which graph is being described by the inequality's solution x < -4 or x > 1? А. C. 1 -4 В. D. + -4 1 -4 1. 5. Write the solutrui set of quauratic inequality x? – 3x – 18 = u in inter vai ilotation. A. [-3,6] B. (-3,6) C. (-00, –3] or [6, +∞) D. [-0, -3] or [6, +∞]
Transcribed Image Text:1. What is the equivalent mathematical sentence of the statement "fifteen less than twice a number is at most 10"? A. 2x – 15 < 10 В. 2х — 15 2 10 C. 15 – 2x < 10 D. 15 – 2x < 10 2. What are the solutions of quadratic inequality x? + 3x + 2< 0? А. — 2 s x< -1 В.-2 s x< 1 D. x< -2 or x s 1 C. x< -2 or x >-1 3. Which inequality's solution is shown by this graph? Mathilits.com А. х + 3x > 0 В. х? + 3х <0 С. х? — 3х > 0 D. x? – 3x < 0 4. Which graph is being described by the inequality's solution x < -4 or x > 1? А. C. 1 -4 В. D. + -4 1 -4 1. 5. Write the solutrui set of quauratic inequality x? – 3x – 18 = u in inter vai ilotation. A. [-3,6] B. (-3,6) C. (-00, –3] or [6, +∞) D. [-0, -3] or [6, +∞]
21. The sum of two numbers is 11. The difference of their squares is 11. What are the numbers? C. 3 and 8 A. 4 and 7 B. 5 and 6 D. 2 and 9 22. The altitude of a triangle is 3 cm. less than the base. The area of the triangle is 35 square centimeters. How long is the base? A. 5 cm В. 7 сm C. 8 cm D. 10 cm 23. Arlyn takes 3 more hours than Amy to do the work alone. What expression represents the amount of work per hour done by Arlyn? A. ! В. 1 C. D. - x+3 x+5 24. Charlie can construct 100 identical boxes in two days less than Cholo. If they work together, they can finish the work in 52 days. How many days will it take Charlie to finish 100 boxes alone? А. 5 В. 6 С. 7 D. 8 25. Pump A can fill a pool in 2 hours less than pump B. Together, the pumps can fill the pool in 2 hours and 24 minutes. How long will it take pump A to fill the pool alone? A. 4 hours B. 5 hours C. 6 hours D. 7 hours
Transcribed Image Text:21. The sum of two numbers is 11. The difference of their squares is 11. What are the numbers? C. 3 and 8 A. 4 and 7 B. 5 and 6 D. 2 and 9 22. The altitude of a triangle is 3 cm. less than the base. The area of the triangle is 35 square centimeters. How long is the base? A. 5 cm В. 7 сm C. 8 cm D. 10 cm 23. Arlyn takes 3 more hours than Amy to do the work alone. What expression represents the amount of work per hour done by Arlyn? A. ! В. 1 C. D. - x+3 x+5 24. Charlie can construct 100 identical boxes in two days less than Cholo. If they work together, they can finish the work in 52 days. How many days will it take Charlie to finish 100 boxes alone? А. 5 В. 6 С. 7 D. 8 25. Pump A can fill a pool in 2 hours less than pump B. Together, the pumps can fill the pool in 2 hours and 24 minutes. How long will it take pump A to fill the pool alone? A. 4 hours B. 5 hours C. 6 hours D. 7 hours
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