8
QuizMultiple Choice
Unit Test — Unit test
Question 8 • TX-Algebra II A-CR
Fabio is designing a flashlight that uses a parabolic reflecting mirror and a light source. The shape of the mirror can be modeled by , where x and y are measured in inches. Where is the focus of the flashlight?
Answer
A
(–2, –0.5)B
(2, –5.5)C
(2, 5.5)D
(5.5, 2)