Concept explainers
Write the equation for the cross-section.
Answer to Problem 44STP
Explanation of Solution
Given information:
A microphone is placed at the focus of parabolic reflector to collect sound for the television broadcast of a football game. Focus is at origin, the focus is
Calculation:
The vertex equation for the parabola is,
The parabola is opens to the right, we know that the vertex is
Therefore the vertex is at
In order to find the value the length of the focus is equal to
Hence, the equation of parabola is
Chapter 12 Solutions
Algebra 2
Additional Math Textbook Solutions
College Algebra
Elementary Algebra
College Algebra
Linear Algebra and Its Applications (5th Edition)
College Algebra (7th 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