Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
Related questions
Question

Transcribed Image Text:The fuel efficiency, E, in miles per gallon of an SUV depends on its weight in pounds, w:
E(w)=.0000016 w².016w+54 (1800 ≤w≤5400)
+30
-10
10
500
1000 1500
2000 2500 3000 3500 4000
4500 5000
550
Answer questions 2 and 3 below in each of three ways:
a. Estimate the answer by looking at the graph above.
b. Obtain a more accurate estimate by graphing y=E(w) on your graphing calculator and
using the appropriate function under the CALC menu.
c. Obtain the exact answer by using algebra. (Show your work!)

Transcribed Image Text:3. What is the weight of an SUV with a fuel efficiency of 15 mpg?
3a.
3b.
3c.
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