Step 5 Since f "(x) = there must be an absolute minimum at x = -21. Thus, the two numbers are as follows. (smaller number) (larger number)

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter1: Equations And Graphs
Section1.8: Solving Absolute Value Equations And Inequalities
Problem 3E
icon
Related questions
Question

i need step 5 please

Find two numbers whose difference is 42 and whose product is a minimum.
Step 1
If two numbers have a difference of 42, and one of them is x + 42, then the other is 21, – 21
Step 2
The product of two numbers x and x + 42 can be simplified to be x
+ 42
42 x.
Step 5
Since f "(x)
there must be an absolute minimum at x = -21.
Thus, the two numbers are as follows.
(smaller number)
(larger number)
Transcribed Image Text:Find two numbers whose difference is 42 and whose product is a minimum. Step 1 If two numbers have a difference of 42, and one of them is x + 42, then the other is 21, – 21 Step 2 The product of two numbers x and x + 42 can be simplified to be x + 42 42 x. Step 5 Since f "(x) there must be an absolute minimum at x = -21. Thus, the two numbers are as follows. (smaller number) (larger number)
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps

Blurred answer
Recommended textbooks for you
College Algebra
College Algebra
Algebra
ISBN:
9781305115545
Author:
James Stewart, Lothar Redlin, Saleem Watson
Publisher:
Cengage Learning
College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
Algebra
ISBN:
9781305652231
Author:
R. David Gustafson, Jeff Hughes
Publisher:
Cengage Learning
Elementary Geometry For College Students, 7e
Elementary Geometry For College Students, 7e
Geometry
ISBN:
9781337614085
Author:
Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:
Cengage,
Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage
College Algebra
College Algebra
Algebra
ISBN:
9781938168383
Author:
Jay Abramson
Publisher:
OpenStax
Glencoe Algebra 1, Student Edition, 9780079039897…
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill