High School Math 2012 Common-core Algebra 1 Practice And Problem Solvingworkbook Grade 8/9
1st Edition
ISBN: 9780133185614
Author: Prentice Hall
Publisher: Prentice Hall
expand_more
expand_more
format_list_bulleted
Videos
Textbook Question
Chapter 3.1, Problem 23P
Write each inequality in words.
Expert Solution & Answer
To determine
To write the following inequality
Answer to Problem 23P
Explanation of Solution
Given:
Consider the inequality
Calculations:
The inequality
Chapter 3 Solutions
High School Math 2012 Common-core Algebra 1 Practice And Problem Solvingworkbook Grade 8/9
Ch. 3.1 - Write an inequality that represents each verbal...Ch. 3.1 - Write an inequality that represents each verbal...Ch. 3.1 - Write an inequality that represents each verbal...Ch. 3.1 - Write an inequality that represents each verbal...Ch. 3.1 - Determine whether each number is a solution of the...Ch. 3.1 - Determine whether each number is a solution of the...Ch. 3.1 - Determine whether each number is a solution of the...Ch. 3.1 - Determine whether each number is a solution of the...Ch. 3.1 - Graph each inequality. y2Ch. 3.1 - Graph each inequality. t4
Ch. 3.1 - Graph each inequality. z3Ch. 3.1 - Graph each inequality. v15Ch. 3.1 - Graph each inequality. 3fCh. 3.1 - Graph each inequality. 53cCh. 3.1 - Write an inequality for each graph.Ch. 3.1 - Write an inequality for each graph.Ch. 3.1 - Write an inequality for each graph.Ch. 3.1 - Write an inequality for each graph.Ch. 3.1 - Define a variable and write an inequality to model...Ch. 3.1 - Define a variable and write an inequality to model...Ch. 3.1 - Define a variable and write an inequality to model...Ch. 3.1 - Write each inequality in words. n3Ch. 3.1 - Write each inequality in words. b0Ch. 3.1 - Write each inequality in words. 5xCh. 3.1 - Write each inequality in words. 23.14Ch. 3.1 - Write each inequality in words. 26.4qCh. 3.1 - Write each inequality in words. 27.18mCh. 3.1 - A local pizzeria offered a special. Two pizzas...Ch. 3.1 - A student needs at least seven hours of sleep each...Ch. 3.1 - For Exercises 16, choose the correct letter. A...Ch. 3.1 - For Exercises 16, choose the correct Ietter. All...Ch. 3.1 - For Exercises 16, choose the correct letter. Which...Ch. 3.1 - For Exercises 16, choose the correct letter. Which...Ch. 3.1 - For Exercises 16, choose the correct letter. Which...Ch. 3.1 - For Exercises 16, choose the correct letter. Which...Ch. 3.1 - The chess club is seeking to raise at least $ 150...Ch. 3.2 - State what number you would add to or subtract...Ch. 3.2 - State what number you would add to or subtract...Ch. 3.2 - State what number you would add to or subtract...Ch. 3.2 - State what number you would add to or subtract...Ch. 3.2 - State what number you would add to or subtract...Ch. 3.2 - State what number you would add to or subtract...Ch. 3.2 - Solve each inequality. Graph and check your...Ch. 3.2 - Solve each inequality. Graph and check your...Ch. 3.2 - Solve each inequality. Graph and check your...Ch. 3.2 - Solve each inequality. Graph and check your...Ch. 3.2 - Solve each inequality. Graph and check your...Ch. 3.2 - Solve each inequality. Graph and check your...Ch. 3.2 - Solve each inequality. Graph and check your...Ch. 3.2 - Solve each inequality. Graph and check your...Ch. 3.2 - Solve each inequality. Justify each step....Ch. 3.2 - Solve each inequality. Justify each step. 17+d127Ch. 3.2 - Solve each inequality. Justify each step. 23+v790Ch. 3.2 - Solve each inequality. Justify each step. 2p4+3p10Ch. 3.2 - Solve each inequality. Justify each step....Ch. 3.2 - Solve each inequality. Justify each step. 5m4m+412Ch. 3.2 - The goal of a toy drive is to donate more than...Ch. 3.2 - A family earns $ 1800 a month. The familys...Ch. 3.2 - To go to the next level in a certain video game,...Ch. 3.2 - For Exercises 16, choose the correct letter. What...Ch. 3.2 - For Exercises 16, choose the correct letter. What...Ch. 3.2 - For Exercises 16, choose the correct letter. Which...Ch. 3.2 - For Exercises 16, choose the correct letter. Which...Ch. 3.2 - For Exercises 16, choose the correct letter. Which...Ch. 3.2 - For Exercises 16, choose the correct letter. Your...Ch. 3.2 - In order to earn an A in a class, your test scores...Ch. 3.3 - Solve each inequality. Graph and check your...Ch. 3.3 - Solve each inequality. Graph and check your...Ch. 3.3 - Solve each inequality. Graph and check your...Ch. 3.3 - Solve each inequality. Graph and check your...Ch. 3.3 - Solve each inequality. Graph and check your...Ch. 3.3 - Solve each inequality. Graph and check your...Ch. 3.3 - Solve each inequality. Graph and check your...Ch. 3.3 - Solve each inequality. Graph and check your...Ch. 3.3 - Solve each inequality. Graph and check your...Ch. 3.3 - Solve each inequality. Graph and check your...Ch. 3.3 - Solve each inequality. Graph and check your...Ch. 3.3 - Solve each inequality. Graph and check your...Ch. 3.3 - Solve each inequality. Graph and check your...Ch. 3.3 - Solve each inequality. Graph and check your...Ch. 3.3 - Solve each inequality. Graph and check your...Ch. 3.3 - Solve each inequality. Graph and check your...Ch. 3.3 - Writing On a certain marathon course, a runner...Ch. 3.3 - You wonder if you can save money by using your...Ch. 3.3 - The unit cost for a piece of fabric is $ 4.99 per...Ch. 3.3 - For Exercises 15, choose the correct letter. What...Ch. 3.3 - For Exercises 15, choose the correct letter. What...Ch. 3.3 - For Exercises 15, choose the correct letter. What...Ch. 3.3 - For Exercises 15, choose the correct letter. You...Ch. 3.3 - For Exercises 15, choose the correct letter. Which...Ch. 3.3 - In a town, there are 170 teenagers that own...Ch. 3.4 - Solve each inequality. Check your solutions....Ch. 3.4 - Solve each inequality. Check your solutions....Ch. 3.4 - Solve each inequality. Check your solutions. 33y38Ch. 3.4 - Solve each inequality. Check your solutions....Ch. 3.4 - Solve each inequality. Check your solutions....Ch. 3.4 - Solve each inequality. Check your solutions....Ch. 3.4 - Solve each inequality. 2(k+4)3k14Ch. 3.4 - Solve each inequality. 3(4c5)2c0Ch. 3.4 - Solve each inequality. 15(j3)+3j45Ch. 3.4 - Solve each inequality. 225(2y+3)3yCh. 3.4 - Solve each inequality. 11.533(3z+3)+3zCh. 3.4 - Solve each inequality. 20(d4)+4d8Ch. 3.4 - Solve each inequality. x+23x6Ch. 3.4 - Solve each inequality. 3v125v+10Ch. 3.4 - Solve each inequality, if possible. If the...Ch. 3.4 - Solve each inequality, if possible. If the...Ch. 3.4 - Solve each inequality, if possible. If the...Ch. 3.4 - Solve each inequality, if possible. If the...Ch. 3.4 - Solve each inequality, if possible. If the...Ch. 3.4 - Solve each inequality, if possible. If the...Ch. 3.4 - A grandmother says her grandson is two years older...Ch. 3.4 - A family decides to rent a boat for the day while...Ch. 3.4 - Writing Suppose a friend is having difficulty...Ch. 3.4 - Open-Ended Write two different inequalities that...Ch. 3.4 - Reasoning a. Solve 3v52v+10 by gathering the...Ch. 3.4 - For Exercises 16, choose the correct letter. What...Ch. 3.4 - For Exercises 16, choose the correct letter. What...Ch. 3.4 - For Exercises 16, choose the correct letter. What...Ch. 3.4 - For Exercises 16, choose the correct letter. Which...Ch. 3.4 - For Exercises 16, choose the correct letter. You...Ch. 3.4 - For Exercises 16, choose the correct letter....Ch. 3.4 - The perimeter of a rectangle is at least 32cm. The...Ch. 3.5 - Write each set in roster form and in set-builder...Ch. 3.5 - Write each set in roster form and in set-builder...Ch. 3.5 - Write each set in roster form and in set-builder...Ch. 3.5 - Write each set in roster form and in set-builder...Ch. 3.5 - Write each set in set-builder notation....Ch. 3.5 - Write each set in set-builder notation....Ch. 3.5 - Write each set in set-builder notation....Ch. 3.5 - Write each set in set-builder notation....Ch. 3.5 - Write the solutions of each inequality in...Ch. 3.5 - Write the solutions of each inequality in...Ch. 3.5 - Write the solutions of each inequality in...Ch. 3.5 - Write the solutions of each inequality in...Ch. 3.5 - Write the solutions of each inequality in...Ch. 3.5 - Write the solutions of each inequality in...Ch. 3.5 - Write the solutions of each inequality in...Ch. 3.5 - Write the solutions of each inequality in...Ch. 3.5 - Write the solutions of each inequality in...Ch. 3.5 - List all the subsets of each set. a,b,c,dCh. 3.5 - List all the subsets of each set. 0,3,6,9Ch. 3.5 - List all the subsets of each set. { car, bus,...Ch. 3.5 - List all the subsets of each set. 5,5Ch. 3.5 - List all the subsets of each set. 0Ch. 3.5 - List all the subsets of each set. {red, blue,...Ch. 3.5 - Suppose U=0,2,4,6,8,10 is the universal set and...Ch. 3.5 - Suppose U=,5,3,1,1,3,5, is the universal set and...Ch. 3.5 - Suppose U=xxisamultipleof3,x18 is the universal...Ch. 3.5 - Suppose U=xxisarealnumber,x3 is the universal set...Ch. 3.5 - Suppose U=1,2,4,7,11,15,A=2,4,7, and B=1,2,4. Tell...Ch. 3.5 - Suppose U=1,2,4,7,11,15,A=2,4,7, and B=1,2,4. Tell...Ch. 3.5 - Suppose U=1,2,4,7,11,15,A=2,4,7, and B=1,2,4. Tell...Ch. 3.5 - Suppose U=1,2,4,7,11,15,A=2,4,7, and B=1,2,4. Tell...Ch. 3.5 - Let the universal set U and set B be as defined...Ch. 3.5 - For Exercises 16, choose the correct letter. What...Ch. 3.5 - For Exercises 16, choose the correct letter. What...Ch. 3.5 - For Exercises 16, choose the correct letter. Which...Ch. 3.5 - For Exercises 16, choose the correct letter. Given...Ch. 3.5 - For Exercises 16, choose the correct letter....Ch. 3.5 - For Exercises 16, choose the correct letter....Ch. 3.5 - For Exercises 16, choose the correct letter. The...Ch. 3.6 - Write a compound inequality that represents each...Ch. 3.6 - Write a compound inequality that represents each...Ch. 3.6 - Solve each compound inequality. Graph your...Ch. 3.6 - Solve each compound inequality. Graph your...Ch. 3.6 - Solve each compound inequality. Graph your...Ch. 3.6 - Solve each compound inequality. Graph your...Ch. 3.6 - Solve each compound inequality. Graph your...Ch. 3.6 - Solve each compound inequality. Graph your...Ch. 3.6 - Solve each compound inequality. Graph your...Ch. 3.6 - Solve each compound inequality. Graph your...Ch. 3.6 - Solve each compound inequality. Graph your...Ch. 3.6 - Solve each compound inequality. Graph your...Ch. 3.6 - Write each interval as an inequality. Then graph...Ch. 3.6 - Write each interval as an inequality. Then graph...Ch. 3.6 - Write each interval as an inequality. Then graph...Ch. 3.6 - Write each interval as an inequality. Then graph...Ch. 3.6 - Write each interval as an inequality. Then graph...Ch. 3.6 - Write each interval as an inequality. Then graph...Ch. 3.6 - Write each inequality or set in interval notation....Ch. 3.6 - Write each inequality or set in interval notation....Ch. 3.6 - Write each inequality or set in interval notation....Ch. 3.6 - Write each inequality or set in interval notation....Ch. 3.6 - Write a compound inequality that each graph could...Ch. 3.6 - Write a compound inequality that each graph could...Ch. 3.6 - Write a compound inequality that each graph could...Ch. 3.6 - Write a compound inequality that each graph could...Ch. 3.6 - Solve each compound inequality. Justify each step....Ch. 3.6 - Solve each compound inequality. Justify each step....Ch. 3.6 - Solve each compound inequality. Justify each step....Ch. 3.6 - Solve each compound inequality. Justify each step....Ch. 3.6 - The absorbency of a certain towel is considered...Ch. 3.6 - A family is comparing different car seats. One car...Ch. 3.6 - For Exercises 15, choose the correct letter. Which...Ch. 3.6 - For Exercises 15, choose the correct letter. What...Ch. 3.6 - For Exercises 15, choose the correct letter. What...Ch. 3.6 - For Exercises 15, choose the correct letter. Which...Ch. 3.6 - For Exercises 15, choose the correct letter. A...Ch. 3.6 - a. Solve the compound inequality 43p75. Show your...Ch. 3.7 - Solve each equation. Graph and check your...Ch. 3.7 - Solve each equation. Graph and check your...Ch. 3.7 - Solve each equation. Graph and check your...Ch. 3.7 - Solve each equation. Graph and check your...Ch. 3.7 - Solve each equation. Graph and check your...Ch. 3.7 - Solve each equation. Graph and check your...Ch. 3.7 - Solve each equation. If there is no solution,...Ch. 3.7 - Solve each equation. If there is no solution,...Ch. 3.7 - Solve each equation. If there is no solution,...Ch. 3.7 - Solve each equation. If there is no solution,...Ch. 3.7 - Solve each equation. If there is no solution,...Ch. 3.7 - Solve each equation. If there is no solution,...Ch. 3.7 - Solve each equation. If there is no solution,...Ch. 3.7 - Solve each equation. If there is no solution,...Ch. 3.7 - Solve each equation. If there is no solution,...Ch. 3.7 - Solve and graph each inequality. x1Ch. 3.7 - Solve and graph each inequality. x2Ch. 3.7 - Solve and graph each inequality. x+310Ch. 3.7 - Solve and graph each inequality. y+412Ch. 3.7 - Solve and graph each inequality. y18Ch. 3.7 - Solve and graph each inequality. p65Ch. 3.7 - Solve and graph each inequality. 3c412Ch. 3.7 - Solve and graph each inequality. 2t+234Ch. 3.7 - Solve each equation or inequality. If there is no...Ch. 3.7 - Solve each equation or inequality. If there is no...Ch. 3.7 - Solve each equation or inequality. If there is no...Ch. 3.7 - Solve each equation or inequality. If there is no...Ch. 3.7 - Solve each equation or inequality. If there is no...Ch. 3.7 - Solve each equation or inequality. If there is no...Ch. 3.7 - Solve each equation or inequality. If there is no...Ch. 3.7 - Solve each equation or inequality. If there is no...Ch. 3.7 - Solve each equation or inequality. If there is no...Ch. 3.7 - Write an absolute value inequality that represents...Ch. 3.7 - Write an absolute value inequality that represents...Ch. 3.7 - Write an absolute value inequality that represents...Ch. 3.7 - Write an absolute value inequality that represents...Ch. 3.7 - A child takes a nap averaging three hours and gets...Ch. 3.7 - In a sports poll, 53 of those surveyed believe...Ch. 3.7 - For Exercises 15, choose the correct letter. What...Ch. 3.7 - For Exercises 15, choose the correct letter. What...Ch. 3.7 - For Exercises 15, choose the correct letter. What...Ch. 3.7 - For Exercises 15, choose the correct letter. Some...Ch. 3.7 - For Exercises 15, choose the correct letter. A...Ch. 3.7 - A student reads an average of 34 pages per day....Ch. 3.8 - Find each union or intersection. Let...Ch. 3.8 - Find each union or intersection. Let...Ch. 3.8 - Find each union or intersection. Let...Ch. 3.8 - Find each union or intersection. Let...Ch. 3.8 - Find each union or intersection. Let...Ch. 3.8 - Find each union or intersection. Let...Ch. 3.8 - Find each union or intersection. Let...Ch. 3.8 - Find each union or intersection. Let...Ch. 3.8 - Find each union or intersection. Let...Ch. 3.8 - Find each union or intersection. Let...Ch. 3.8 - Find each union or intersection. Let...Ch. 3.8 - Find each union or intersection. Let...Ch. 3.8 - Find each union or intersection. Let...Ch. 3.8 - Find each union or intersection. Let...Ch. 3.8 - Find each union or intersection. Let...Ch. 3.8 - Draw a Venn diagram to represent the union and...Ch. 3.8 - Draw a Venn diagram to represent the union and...Ch. 3.8 - Each student at a particular school participates...Ch. 3.8 - A local parks department asked 300 people if they...Ch. 3.8 - Solve each inequality. Write the solutions as...Ch. 3.8 - Solve each inequality. Write the solutions as...Ch. 3.8 - Solve each inequality. Write the solutions as...Ch. 3.8 - Solve each inequality. Write the solutions as...Ch. 3.8 - Solve each inequality. Write the solutions as...Ch. 3.8 - Solve each inequality. Write the solutions as...Ch. 3.8 - A salon offers three services-manicures, massages,...Ch. 3.8 - Solve each exercise and enter your answer on the...Ch. 3.8 - Solve each exercise and enter your answer on the...Ch. 3.8 - Solve each exercise and enter your answer on the...Ch. 3.8 - Solve each exercise and enter your answer on the...Ch. 3.8 - Solve each exercise and enter your answer on the...
Additional Math Textbook Solutions
Find more solutions based on key concepts
Using the Empirical Rule In Exercises 29–34, use the Empirical Rule.
34. The monthly utility bills for eight ho...
Elementary Statistics: Picturing the World (7th Edition)
In hypothesis testing, the common level of significance is =0.05. Some might argue for a level of significance ...
Basic Business Statistics, Student Value Edition
1. combination of numbers, variables, and operation symbols is called an algebraic______.
Algebra and Trigonometry (6th Edition)
To graph the ordered pair A(4,7) on a coordinate place
Pre-Algebra Student Edition
Answer each of the following and explain your answer. a. How many lines can contain a particular segment? b. Ho...
A Problem Solving Approach To Mathematics For Elementary School Teachers (13th Edition)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, algebra and related others by exploring similar questions and additional content below.Similar questions
- What is the domain, range, increasing intervals (theres 3), decreasing intervals, roots, y-intercepts, end behavior (approaches four times), leading coffiencent status (is it negative, positivie?) the degress status (zero, undifined etc ), the absolute max, is there a absolute minimum, relative minimum, relative maximum, the root is that has a multiplicity of 2, the multiplicity of 3.arrow_forwardWhat is the vertex, axis of symmerty, all of the solutions, all of the end behaviors, the increasing interval, the decreasing interval, describe all of the transformations that have occurred EXAMPLE Vertical shrink/compression (wider). or Vertical translation down, the domain and range of this graph EXAMPLE Domain: x ≤ -1 Range: y ≥ -4.arrow_forward4. Select all of the solutions for x²+x - 12 = 0? A. -12 B. -4 C. -3 D. 3 E 4 F 12 4 of 10arrow_forward
- 2. Select all of the polynomials with the degree of 7. A. h(x) = (4x + 2)³(x − 7)(3x + 1)4 B h(x) = (x + 7)³(2x + 1)^(6x − 5)² ☐ Ch(x)=(3x² + 9)(x + 4)(8x + 2)ª h(x) = (x + 6)²(9x + 2) (x − 3) h(x)=(-x-7)² (x + 8)²(7x + 4)³ Scroll down to see more 2 of 10arrow_forward1. If all of the zeros for a polynomial are included in the graph, which polynomial could the graph represent? 100 -6 -2 0 2 100 200arrow_forward3. Select the polynomial that matches the description given: Zero at 4 with multiplicity 3 Zero at −1 with multiplicity 2 Zero at -10 with multiplicity 1 Zero at 5 with multiplicity 5 ○ A. P(x) = (x − 4)³(x + 1)²(x + 10)(x — 5)³ B - P(x) = (x + 4)³(x − 1)²(x − 10)(x + 5)³ ○ ° P(x) = (1 − 3)'(x + 2)(x + 1)"'" (x — 5)³ 51 P(r) = (x-4)³(x − 1)(x + 10)(x − 5 3 of 10arrow_forward
- Match the equation, graph, and description of transformation. Horizontal translation 1 unit right; vertical translation 1 unit up; vertical shrink of 1/2; reflection across the x axis Horizontal translation 1 unit left; vertical translation 1 unit down; vertical stretch of 2 Horizontal translation 2 units right; reflection across the x-axis Vertical translation 1 unit up; vertical stretch of 2; reflection across the x-axis Reflection across the x - axis; vertical translation 2 units down Horizontal translation 2 units left Horizontal translation 2 units right Vertical translation 1 unit down; vertical shrink of 1/2; reflection across the x-axis Vertical translation 2 units down Horizontal translation 1 unit left; vertical translation 2 units up; vertical stretch of 2; reflection across the x - axis f(x) = - =-½ ½ (x − 1)²+1 f(x) = x²-2 f(x) = -2(x+1)²+2 f(x)=2(x+1)²-1 f(x)=-(x-2)² f(x)=(x-2)² f(x) = f(x) = -2x²+1 f(x) = -x²-2 f(x) = (x+2)²arrow_forwardWhat is the vertex, increasing interval, decreasing interval, domain, range, root/solution/zero, and the end behavior?arrow_forwardThe augmented matrix of a linear system has been reduced by row operations to the form shown. Continue the appropriate row operations and describe the solution set of the original system. 1 -1 0 1 -2 00-4 0-6 0 0 1 - 3 3 0 001 4arrow_forward
- Solve the system. X1 - 3x3 = 10 4x1 + 2x2 + 3x3 = 22 ×2 + 4x3 = -2arrow_forwardUse the quadratic formula to find the zeros of the quadratic equation. Y=3x^2+48x+180arrow_forwardM = log The formula determines the magnitude of an earthquake, where / is the intensity of the earthquake and S is the intensity of a "standard earthquake." How many times stronger is an earthquake with a magnitude of 8 than an earthquake with a magnitude of 6? Show your work.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Algebra and Trigonometry (6th Edition)AlgebraISBN:9780134463216Author:Robert F. BlitzerPublisher:PEARSON
Contemporary Abstract AlgebraAlgebraISBN:9781305657960Author:Joseph GallianPublisher:Cengage Learning
Linear Algebra: A Modern IntroductionAlgebraISBN:9781285463247Author:David PoolePublisher:Cengage Learning
Algebra And Trigonometry (11th Edition)AlgebraISBN:9780135163078Author:Michael SullivanPublisher:PEARSON
Introduction to Linear Algebra, Fifth EditionAlgebraISBN:9780980232776Author:Gilbert StrangPublisher:Wellesley-Cambridge Press
College Algebra (Collegiate Math)AlgebraISBN:9780077836344Author:Julie Miller, Donna GerkenPublisher:McGraw-Hill Education
Algebra and Trigonometry (6th Edition)
Algebra
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:PEARSON
Contemporary Abstract Algebra
Algebra
ISBN:9781305657960
Author:Joseph Gallian
Publisher:Cengage Learning
Linear Algebra: A Modern Introduction
Algebra
ISBN:9781285463247
Author:David Poole
Publisher:Cengage Learning
Algebra And Trigonometry (11th Edition)
Algebra
ISBN:9780135163078
Author:Michael Sullivan
Publisher:PEARSON
Introduction to Linear Algebra, Fifth Edition
Algebra
ISBN:9780980232776
Author:Gilbert Strang
Publisher:Wellesley-Cambridge Press
College Algebra (Collegiate Math)
Algebra
ISBN:9780077836344
Author:Julie Miller, Donna Gerken
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