Concept explainers
( a )
To find:an expression for minutes an airplane has been descending if it has descended x feet.
( a )
Answer to Problem 27PT
sw
Explanation of Solution
Given information: An airplane descends 500 feet each minute when beginning to land..
Calculation:
An expression for minutes an airplane has been descending if it has descended x feet would be:
( b )
To find:total number of minutes an airplane has been descending if the plane has descended 9000 feet.
( b )
Answer to Problem 27PT
18 minutes.
Explanation of Solution
Given information: An airplane descends 500 feet each minute when beginning to land..
Calculation:
To find total number of minutes an airplane has been descending if the plane has descended 9000 feet, we need to divide 9000 feet by 500 feet to get:
Thus total number of minutes would be 18 minutes.
Chapter 2 Solutions
Pre-Algebra Student Edition
Additional Math Textbook Solutions
College Algebra (7th Edition)
College Algebra
Linear Algebra and Its Applications (5th Edition)
- Algebra and Trigonometry (6th Edition)AlgebraISBN:9780134463216Author:Robert F. BlitzerPublisher:PEARSONContemporary Abstract AlgebraAlgebraISBN:9781305657960Author:Joseph GallianPublisher:Cengage LearningLinear Algebra: A Modern IntroductionAlgebraISBN:9781285463247Author:David PoolePublisher:Cengage Learning
- Algebra And Trigonometry (11th Edition)AlgebraISBN:9780135163078Author:Michael SullivanPublisher:PEARSONIntroduction to Linear Algebra, Fifth EditionAlgebraISBN:9780980232776Author:Gilbert StrangPublisher:Wellesley-Cambridge PressCollege Algebra (Collegiate Math)AlgebraISBN:9780077836344Author:Julie Miller, Donna GerkenPublisher:McGraw-Hill Education