
Basic Technical Mathematics with Calculus (11th Edition)
11th Edition
ISBN: 9780134437736
Author: Allyn J. Washington, Richard Evans
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Question
Chapter 17, Problem 5RE
To determine
Whether the statement “The graphical solution of the inequality
Expert Solution & Answer

Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Page <
1
of 2
-
ZOOM +
1) Answer the following questions by circling TRUE or FALSE (No explanation or
work required).
−1
0 01
i) If A
=
0
0
2 0, then its eigenvalues are ₁ = 1,λ₂ = 2, and 13
0 0
= : 0.
(TRUE FALSE)
ii) A linear transformation is operation preserving because the same result occurs
whether you perform the operations of addition and scalar multiplication before
or after applying the linear transformation. ( TRUE FALSE)
iii) A linear transformation that is one-to-one and onto is called an isomorphism.
(TRUE FALSE)
iv) If the standard matrix A for the linear transformation T: R³ → R³ is
-1 0 01
A =
2
00, then T is invertible. (TRUE FALSE)
0
1 1.
v) Let A, B, and C be square matrices of order n. If A is similar to B and B is
similar to C, then A is similar to C. ( TRUE FALSE)
2) a) i) Find the matrix that produces the counterclockwise rotation of 30° about
the z-axis.
ii) Find the image of the vector (1,1,1) for the rotation described in i).
b) Give a geometric description…
Pls help ASAP
3.
P
2.
1
-3-2-10 1 2 3
-2-
X
The graph of point P is given in the xy-plane.
Which of the following are possible polar
coordinates of point P?
A
Ⓐ(2, 2)
(2, 1/1/1)
B (2, 3)
C
Ⓒ =)
(2√2, 41 )
D
(2√2, 3)
4
Chapter 17 Solutions
Basic Technical Mathematics with Calculus (11th Edition)
Ch. 17.1 - For −6 < 3, determine the inequality if
1. 8 is...Ch. 17.1 - Prob. 2PECh. 17.1 - For the inequality −6 < 3, state the inequality...Ch. 17.1 - Prob. 4PECh. 17.1 - Prob. 5PECh. 17.1 - In Exercises 1–4, make the given changes in the...Ch. 17.1 - Prob. 2ECh. 17.1 - Prob. 3ECh. 17.1 - Prob. 4ECh. 17.1 - In Exercises 5–12, for the inequality 4 < 9, state...
Ch. 17.1 - In Exercises 5–12, for the inequality 4 < 9, state...Ch. 17.1 - In Exercises 5–12, for the inequality 4 < 9, state...Ch. 17.1 - In Exercises 5–12, for the inequality 4 < 9, state...Ch. 17.1 - In Exercises 5–12, for the inequality 4 < 9, state...Ch. 17.1 - In Exercises 5–12, for the inequality 4 < 9, state...Ch. 17.1 - In Exercises 5–12, for the inequality 4 < 9, state...Ch. 17.1 - In Exercises 5–12, for the inequality 4 < 9, state...Ch. 17.1 - In Exercises 13–24, give the inequalities...Ch. 17.1 - In Exercises 13–24, give the inequalities...Ch. 17.1 - In Exercises 13–24, give the inequalities...Ch. 17.1 - In Exercises 13–24, give the inequalities...Ch. 17.1 - In Exercises 13–24, give the inequalities...Ch. 17.1 - In Exercises 13–24, give the inequalities...Ch. 17.1 - In Exercises 13–24, give the inequalities...Ch. 17.1 - In Exercises 13–24, give the inequalities...Ch. 17.1 - In Exercises 13–24, give the inequalities...Ch. 17.1 - Prob. 22ECh. 17.1 - Prob. 23ECh. 17.1 - Prob. 24ECh. 17.1 - Prob. 25ECh. 17.1 - Prob. 26ECh. 17.1 - Prob. 27ECh. 17.1 - Prob. 28ECh. 17.1 - In Exercises 29–44, graph the given inequalities...Ch. 17.1 - In Exercises 29–44, graph the given inequalities...Ch. 17.1 - In Exercises 29–44, graph the given inequalities...Ch. 17.1 - In Exercises 29–44, graph the given inequalities...Ch. 17.1 - In Exercises 29–44, graph the given inequalities...Ch. 17.1 - In Exercises 29–44, graph the given inequalities...Ch. 17.1 - In Exercises 29–44, graph the given inequalities...Ch. 17.1 - In Exercises 29–44, graph the given inequalities...Ch. 17.1 - In Exercises 29–44, graph the given inequalities...Ch. 17.1 - In Exercises 29–44, graph the given inequalities...Ch. 17.1 - In Exercises 29–44, graph the given inequalities...Ch. 17.1 - In Exercises 29–44, graph the given inequalities...Ch. 17.1 - In Exercises 29–44, graph the given inequalities...Ch. 17.1 - In Exercises 29–44, graph the given inequalities...Ch. 17.1 - In Exercises 29–44, graph the given inequalities...Ch. 17.1 - In Exercises 29–44, graph the given inequalities...Ch. 17.1 - In Exercises 45–48, answer the given questions...Ch. 17.1 - In Exercises 45–48, answer the given questions...Ch. 17.1 - In Exercises 45–48, answer the given questions...Ch. 17.1 - In Exercises 45–48, answer the given questions...Ch. 17.1 - In Exercises 49–52, solve the given problems.
49....Ch. 17.1 - In Exercises 49–52, solve the given problems.
50....Ch. 17.1 - In Exercises 49–52, solve the given...Ch. 17.1 - In Exercises 49–52, solve the given problems.
52....Ch. 17.1 - In Exercises 53–62, some applications of...Ch. 17.1 - In Exercises 53–62, some applications of...Ch. 17.1 - In Exercises 53–62, some applications of...Ch. 17.1 - In Exercises 53–62, some applications of...Ch. 17.1 - In Exercises 53–62, some applications of...Ch. 17.1 - In Exercises 53–62, some applications of...Ch. 17.1 - In Exercises 53–62, some applications of...Ch. 17.1 - In Exercises 53–62, some applications of...Ch. 17.1 - In Exercises 53–62, some applications of...Ch. 17.1 - Prob. 62ECh. 17.2 - Prob. 1PECh. 17.2 - Prob. 2PECh. 17.2 - Prob. 3PECh. 17.2 - Prob. 4PECh. 17.2 - Prob. 1ECh. 17.2 - Prob. 2ECh. 17.2 - Prob. 3ECh. 17.2 - Prob. 4ECh. 17.2 - In Exercises 5–28, solve the given inequalities....Ch. 17.2 - In Exercises 5–28, solve the given inequalities....Ch. 17.2 - In Exercises 5–28, solve the given inequalities....Ch. 17.2 - In Exercises 5–28, solve the given inequalities....Ch. 17.2 - In Exercises 5–28, solve the given inequalities....Ch. 17.2 - In Exercises 5–28, solve the given inequalities....Ch. 17.2 - In Exercises 5–28, solve the given inequalities....Ch. 17.2 - In Exercises 5–28, solve the given inequalities....Ch. 17.2 - In Exercises 5–28, solve the given inequalities....Ch. 17.2 - In Exercises 5–28, solve the given inequalities....Ch. 17.2 - In Exercises 5–28, solve the given inequalities....Ch. 17.2 - In Exercises 5–28, solve the given inequalities....Ch. 17.2 - In Exercises 5–28, solve the given inequalities....Ch. 17.2 - In Exercises 5–28, solve the given inequalities....Ch. 17.2 - In Exercises 5–28, solve the given inequalities....Ch. 17.2 - In Exercises 5–28, solve the given inequalities....Ch. 17.2 - In Exercises 5–28, solve the given inequalities....Ch. 17.2 - In Exercises 5–28, solve the given inequalities....Ch. 17.2 - In Exercises 5–28, solve the given inequalities....Ch. 17.2 - In Exercises 5–28, solve the given inequalities....Ch. 17.2 - In Exercises 5–28, solve the given inequalities....Ch. 17.2 - Prob. 26ECh. 17.2 - Prob. 27ECh. 17.2 - Prob. 28ECh. 17.2 - Prob. 29ECh. 17.2 - Prob. 30ECh. 17.2 - Prob. 31ECh. 17.2 - Prob. 32ECh. 17.2 - Prob. 33ECh. 17.2 - Prob. 34ECh. 17.2 - Prob. 35ECh. 17.2 - Prob. 36ECh. 17.2 - Prob. 37ECh. 17.2 - Prob. 38ECh. 17.2 - In Exercises 39–60, solve the given problems by...Ch. 17.2 - In Exercises 39–60, solve the given problems by...Ch. 17.2 - In Exercises 39–60, solve the given problems by...Ch. 17.2 - Prob. 42ECh. 17.2 - Prob. 43ECh. 17.2 - Prob. 44ECh. 17.2 - Prob. 45ECh. 17.2 - Prob. 46ECh. 17.2 - Prob. 47ECh. 17.2 - Prob. 48ECh. 17.2 - In Exercises 39–60, solve the given problems by...Ch. 17.2 - Prob. 50ECh. 17.2 - Prob. 51ECh. 17.2 - Prob. 52ECh. 17.2 - Prob. 53ECh. 17.2 - Prob. 54ECh. 17.2 - Prob. 55ECh. 17.2 - Prob. 56ECh. 17.2 - Prob. 57ECh. 17.2 - Prob. 58ECh. 17.2 - Prob. 59ECh. 17.2 - Prob. 60ECh. 17.3 - Prob. 1PECh. 17.3 - Prob. 2PECh. 17.3 - Prob. 1ECh. 17.3 - Prob. 2ECh. 17.3 - Prob. 3ECh. 17.3 - Prob. 4ECh. 17.3 - Prob. 5ECh. 17.3 - Prob. 6ECh. 17.3 - Prob. 7ECh. 17.3 - Prob. 8ECh. 17.3 - Prob. 9ECh. 17.3 - Prob. 10ECh. 17.3 - Prob. 11ECh. 17.3 - Prob. 12ECh. 17.3 - Prob. 13ECh. 17.3 - Prob. 14ECh. 17.3 - Prob. 15ECh. 17.3 - Prob. 16ECh. 17.3 - Prob. 17ECh. 17.3 - Prob. 18ECh. 17.3 - Prob. 19ECh. 17.3 - Prob. 20ECh. 17.3 - Prob. 21ECh. 17.3 - Prob. 22ECh. 17.3 - Prob. 23ECh. 17.3 - Prob. 24ECh. 17.3 - Prob. 25ECh. 17.3 - Prob. 26ECh. 17.3 - Prob. 27ECh. 17.3 - Prob. 28ECh. 17.3 - Prob. 29ECh. 17.3 - Prob. 30ECh. 17.3 - Prob. 31ECh. 17.3 - Prob. 32ECh. 17.3 - Prob. 33ECh. 17.3 - Prob. 34ECh. 17.3 - Prob. 35ECh. 17.3 - Prob. 36ECh. 17.3 - Prob. 37ECh. 17.3 - Prob. 38ECh. 17.3 - Prob. 39ECh. 17.3 - Prob. 40ECh. 17.3 - Prob. 41ECh. 17.3 - Prob. 42ECh. 17.3 - Prob. 43ECh. 17.3 - Prob. 44ECh. 17.3 - Prob. 45ECh. 17.3 - Prob. 46ECh. 17.3 - Prob. 47ECh. 17.3 - Prob. 48ECh. 17.3 - Prob. 49ECh. 17.3 - Prob. 50ECh. 17.3 - Prob. 51ECh. 17.3 - Prob. 52ECh. 17.3 - Prob. 53ECh. 17.3 - Prob. 54ECh. 17.3 - Prob. 55ECh. 17.3 - Prob. 56ECh. 17.3 - In Exercises 51–62, answer the given questions by...Ch. 17.3 - Prob. 58ECh. 17.3 - Prob. 59ECh. 17.3 - Prob. 60ECh. 17.3 - Prob. 61ECh. 17.3 - Prob. 62ECh. 17.4 - Prob. 1PECh. 17.4 - Prob. 2PECh. 17.4 - Prob. 1ECh. 17.4 - Prob. 2ECh. 17.4 - Prob. 3ECh. 17.4 - Prob. 4ECh. 17.4 - Prob. 5ECh. 17.4 - Prob. 6ECh. 17.4 - Prob. 7ECh. 17.4 - Prob. 8ECh. 17.4 - Prob. 9ECh. 17.4 - Prob. 10ECh. 17.4 - Prob. 11ECh. 17.4 - Prob. 12ECh. 17.4 - Prob. 13ECh. 17.4 - Prob. 14ECh. 17.4 - Prob. 15ECh. 17.4 - Prob. 16ECh. 17.4 - Prob. 17ECh. 17.4 - Prob. 18ECh. 17.4 - Prob. 19ECh. 17.4 - Prob. 20ECh. 17.4 - Prob. 21ECh. 17.4 - Prob. 22ECh. 17.4 - Prob. 23ECh. 17.4 - Prob. 24ECh. 17.4 - Prob. 25ECh. 17.4 - Prob. 26ECh. 17.4 - Prob. 27ECh. 17.4 - Prob. 28ECh. 17.4 - Prob. 29ECh. 17.4 - Prob. 30ECh. 17.4 - Prob. 31ECh. 17.4 - Prob. 32ECh. 17.4 - Prob. 33ECh. 17.4 - Prob. 34ECh. 17.4 - Prob. 35ECh. 17.4 - Prob. 36ECh. 17.4 - Prob. 37ECh. 17.4 - Prob. 38ECh. 17.4 - Prob. 39ECh. 17.4 - Prob. 40ECh. 17.4 - Prob. 41ECh. 17.4 - Prob. 42ECh. 17.4 - Prob. 43ECh. 17.4 - Prob. 44ECh. 17.4 - Prob. 45ECh. 17.4 - Prob. 46ECh. 17.4 - Prob. 47ECh. 17.4 - Prob. 48ECh. 17.5 - Prob. 1PECh. 17.5 - Prob. 2PECh. 17.5 - Prob. 1ECh. 17.5 - Prob. 2ECh. 17.5 - Prob. 3ECh. 17.5 - Prob. 4ECh. 17.5 - Prob. 5ECh. 17.5 - Prob. 6ECh. 17.5 - Prob. 7ECh. 17.5 - Prob. 8ECh. 17.5 - Prob. 9ECh. 17.5 - Prob. 10ECh. 17.5 - Prob. 11ECh. 17.5 - Prob. 12ECh. 17.5 - Prob. 13ECh. 17.5 - Prob. 14ECh. 17.5 - Prob. 15ECh. 17.5 - Prob. 16ECh. 17.5 - Prob. 17ECh. 17.5 - Prob. 18ECh. 17.5 - Prob. 19ECh. 17.5 - Prob. 20ECh. 17.5 - Prob. 21ECh. 17.5 - Prob. 22ECh. 17.5 - Prob. 23ECh. 17.5 - Prob. 24ECh. 17.5 - Prob. 25ECh. 17.5 - Prob. 26ECh. 17.5 - Prob. 27ECh. 17.5 - Prob. 28ECh. 17.5 - Prob. 29ECh. 17.5 - Prob. 30ECh. 17.5 - Prob. 31ECh. 17.5 - Prob. 32ECh. 17.5 - Prob. 33ECh. 17.5 - Prob. 34ECh. 17.5 - Prob. 35ECh. 17.5 - Prob. 36ECh. 17.5 - Prob. 37ECh. 17.5 - Prob. 38ECh. 17.5 - Prob. 39ECh. 17.5 - Prob. 40ECh. 17.5 - Prob. 41ECh. 17.5 - Prob. 42ECh. 17.5 - Prob. 43ECh. 17.5 - Prob. 44ECh. 17.5 - Prob. 45ECh. 17.5 - Prob. 46ECh. 17.5 - Prob. 47ECh. 17.5 - Prob. 48ECh. 17.5 - Prob. 49ECh. 17.5 - Prob. 50ECh. 17.5 - Prob. 51ECh. 17.5 - Prob. 52ECh. 17.5 - Prob. 53ECh. 17.5 - Prob. 54ECh. 17.5 - Prob. 55ECh. 17.5 - Prob. 56ECh. 17.6 - Prob. 1PECh. 17.6 - Prob. 2PECh. 17.6 - Prob. 1ECh. 17.6 - Prob. 2ECh. 17.6 - Prob. 3ECh. 17.6 - Prob. 4ECh. 17.6 - Prob. 5ECh. 17.6 - Prob. 6ECh. 17.6 - Prob. 7ECh. 17.6 - Prob. 8ECh. 17.6 - Prob. 9ECh. 17.6 - Prob. 10ECh. 17.6 - Prob. 11ECh. 17.6 - Prob. 12ECh. 17.6 - Prob. 13ECh. 17.6 - Prob. 14ECh. 17.6 - Prob. 15ECh. 17.6 - Prob. 16ECh. 17.6 - Prob. 17ECh. 17.6 - Prob. 18ECh. 17.6 - Prob. 19ECh. 17.6 - In Exercises 17–22, solve the given linear...Ch. 17.6 - Prob. 21ECh. 17.6 - Prob. 22ECh. 17 - Prob. 1RECh. 17 - Prob. 2RECh. 17 - Prob. 3RECh. 17 - Prob. 4RECh. 17 - Prob. 5RECh. 17 - Prob. 6RECh. 17 - Prob. 7RECh. 17 - Prob. 8RECh. 17 - Prob. 9RECh. 17 - Prob. 10RECh. 17 - Prob. 11RECh. 17 - Prob. 12RECh. 17 - Prob. 13RECh. 17 - Prob. 14RECh. 17 - Prob. 15RECh. 17 - Prob. 16RECh. 17 - Prob. 17RECh. 17 - Prob. 18RECh. 17 - Prob. 19RECh. 17 - Prob. 20RECh. 17 - Prob. 21RECh. 17 - Prob. 22RECh. 17 - Prob. 23RECh. 17 - Prob. 24RECh. 17 - Prob. 25RECh. 17 - Prob. 26RECh. 17 - Prob. 27RECh. 17 - Prob. 28RECh. 17 - Prob. 29RECh. 17 - Prob. 30RECh. 17 - Prob. 31RECh. 17 - Prob. 32RECh. 17 - Prob. 33RECh. 17 - Prob. 34RECh. 17 - Prob. 35RECh. 17 - Prob. 36RECh. 17 - Prob. 37RECh. 17 - Prob. 38RECh. 17 - Prob. 39RECh. 17 - Prob. 40RECh. 17 - Prob. 41RECh. 17 - Prob. 42RECh. 17 - Prob. 43RECh. 17 - Prob. 44RECh. 17 - Prob. 45RECh. 17 - Prob. 46RECh. 17 - Prob. 47RECh. 17 - Prob. 48RECh. 17 - Prob. 49RECh. 17 - Prob. 50RECh. 17 - Prob. 51RECh. 17 - Prob. 52RECh. 17 - Prob. 53RECh. 17 - Prob. 54RECh. 17 - Prob. 55RECh. 17 - Prob. 56RECh. 17 - Prob. 57RECh. 17 - Prob. 58RECh. 17 - Prob. 59RECh. 17 - Prob. 60RECh. 17 - Prob. 61RECh. 17 - Prob. 62RECh. 17 - Prob. 63RECh. 17 - Prob. 64RECh. 17 - Prob. 65RECh. 17 - Prob. 66RECh. 17 - Prob. 67RECh. 17 - Prob. 68RECh. 17 - Prob. 69RECh. 17 - Prob. 70RECh. 17 - Prob. 71RECh. 17 - Prob. 72RECh. 17 - Prob. 73RECh. 17 - Prob. 74RECh. 17 - Prob. 75RECh. 17 - Prob. 76RECh. 17 - Prob. 77RECh. 17 - Prob. 78RECh. 17 - Prob. 79RECh. 17 - Prob. 80RECh. 17 - Prob. 81RECh. 17 - Prob. 82RECh. 17 - Prob. 83RECh. 17 - Prob. 84RECh. 17 - Prob. 85RECh. 17 - Prob. 86RECh. 17 - Prob. 87RECh. 17 - Prob. 88RECh. 17 - Prob. 89RECh. 17 - Prob. 90RECh. 17 - Prob. 91RECh. 17 - Prob. 1PTCh. 17 - Prob. 2PTCh. 17 - Prob. 3PTCh. 17 - Prob. 4PTCh. 17 - Prob. 5PTCh. 17 - Prob. 6PTCh. 17 - Prob. 7PTCh. 17 - Prob. 8PTCh. 17 - Prob. 9PTCh. 17 - Prob. 10PTCh. 17 - Prob. 11PTCh. 17 - Prob. 12PTCh. 17 - Prob. 13PTCh. 17 - Prob. 14PT
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, subject and related others by exploring similar questions and additional content below.Similar questions
- 1. Except for the door and floor, a shed is built entirely out of plywood. How many square meters of plywood are needed to build the shed? (1 foot 0.3048 m) 10 ft. 7 ft. 3 ft. 18 ft. 17 ft. 15 ft.arrow_forward1. Leigh plans to invest $2500 for 4 years. She is considering two options: • A compound interest Guaranteed Investment Certificate (GIC) earning 5.6% per year for 4 years • A simple interest government bond earning 6.1% per year for 4 years a) Determine the total interest earned for each option at the end of each year. GIC Year Principal Interest earned (5.6%) Total interest 1 2 3 4 Government Bond [2 Marks] Interest earned (6.1%) Year Principal 1 2 3 4 b) Which is the better option? Explain. Total interest c) If Leigh can only invest for 3 years, which is the better option? Explain.arrow_forwardPls help ASAParrow_forward
- Pls help ASAParrow_forward3. George will need $22 500 when he goes to college 5 years from now. She has 2 options for saving the money. Option A: A regular deposit at the end of each month into an account that earns 5.75% per year compounded monthly (2 Marks) Option B: A regular deposit at the end of each year into an account that earns 6.35% per year compounded annually (2 Marks) Which option should George choose? Make a recommendation, then justify it.arrow_forward2. During a chemical reaction, the concentration of one of the reactants is measured over the time since the beginning of the reaction. Time (s) 20 25 30 35 40 Concentration (mmol/L) 7.0 3.7 2.0 1.0 0.5 a) What type of relationship seems to exist between time and concentration? Justify your answer.arrow_forward
- 1 6. The formula V= Tr²h gives the volume of a cone with radius r and height h. 3 a) Rearrange the formula to isolate r. b) Determine the radius of a cone with volume 14 m³ and height 5.3 m. c) Determine the height of a cone with volume 13 m³ and radius 1.6 m. Explain your strategy.arrow_forwardPls help ASAParrow_forwardPls help ASAParrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Discrete Mathematics and Its Applications ( 8th I...MathISBN:9781259676512Author:Kenneth H RosenPublisher:McGraw-Hill EducationMathematics for Elementary Teachers with Activiti...MathISBN:9780134392790Author:Beckmann, SybillaPublisher:PEARSON
- Thinking Mathematically (7th Edition)MathISBN:9780134683713Author:Robert F. BlitzerPublisher:PEARSONDiscrete Mathematics With ApplicationsMathISBN:9781337694193Author:EPP, Susanna S.Publisher:Cengage Learning,Pathways To Math Literacy (looseleaf)MathISBN:9781259985607Author:David Sobecki Professor, Brian A. MercerPublisher:McGraw-Hill Education

Discrete Mathematics and Its Applications ( 8th I...
Math
ISBN:9781259676512
Author:Kenneth H Rosen
Publisher:McGraw-Hill Education

Mathematics for Elementary Teachers with Activiti...
Math
ISBN:9780134392790
Author:Beckmann, Sybilla
Publisher:PEARSON


Thinking Mathematically (7th Edition)
Math
ISBN:9780134683713
Author:Robert F. Blitzer
Publisher:PEARSON

Discrete Mathematics With Applications
Math
ISBN:9781337694193
Author:EPP, Susanna S.
Publisher:Cengage Learning,

Pathways To Math Literacy (looseleaf)
Math
ISBN:9781259985607
Author:David Sobecki Professor, Brian A. Mercer
Publisher:McGraw-Hill Education
2.1 Introduction to inequalities; Author: Oli Notes;https://www.youtube.com/watch?v=D6erN5YTlXE;License: Standard YouTube License, CC-BY
GCSE Maths - What are Inequalities? (Inequalities Part 1) #56; Author: Cognito;https://www.youtube.com/watch?v=e_tY6X5PwWw;License: Standard YouTube License, CC-BY
Introduction to Inequalities | Inequality Symbols | Testing Solutions for Inequalities; Author: Scam Squad Math;https://www.youtube.com/watch?v=paZSN7sV1R8;License: Standard YouTube License, CC-BY