Marco's solution 24x-1 >8 2*x-1 > 23 Sean's solution 24x-1 > 8 24x-1> 23 4x – 1> 3 4x > 3+1 4x - 1>3 4x > 3+ 1 4x > 4 4x > 4 x<1 x >1 hose solution is correct? Explain your answer.

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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Question
Give what is asked in the following items. (3 points each)
1.
Sean's solution
24x-1 > 8
24x-1 > 23
4x – 1> 3
Marco's solution
2*x-1 > 8
24x-1 > 23
4x - 1>3
4x > 3+1
4x > 3 +1
4x > 4
4x > 4
x<1
x > 1
Whose solution is correct? Explain your answer.
For nos. 2-5, refer to the situation below.
Coffee is usually consumed by a person who wants to stay awake longer at night to
finish a certain work or assignment. Caffeine (C), a specific content of the coffee, does the
work. If you have consumed a cup of coffee with 200mg of caffeine, its effect is reduced by
15% in each hour (h) that passes by.
2. Write an exponential function that represents the situation above.
3. Complete the table below. Round off your answers to whole numbers. You may not
show your solution.
1
3.
4
6.
C
4. Graph the exponential function in item number 2 with the aid of the table in item
number 3.
2021/10/15 10:06
Transcribed Image Text:Give what is asked in the following items. (3 points each) 1. Sean's solution 24x-1 > 8 24x-1 > 23 4x – 1> 3 Marco's solution 2*x-1 > 8 24x-1 > 23 4x - 1>3 4x > 3+1 4x > 3 +1 4x > 4 4x > 4 x<1 x > 1 Whose solution is correct? Explain your answer. For nos. 2-5, refer to the situation below. Coffee is usually consumed by a person who wants to stay awake longer at night to finish a certain work or assignment. Caffeine (C), a specific content of the coffee, does the work. If you have consumed a cup of coffee with 200mg of caffeine, its effect is reduced by 15% in each hour (h) that passes by. 2. Write an exponential function that represents the situation above. 3. Complete the table below. Round off your answers to whole numbers. You may not show your solution. 1 3. 4 6. C 4. Graph the exponential function in item number 2 with the aid of the table in item number 3. 2021/10/15 10:06
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