Concept explainers
To prove: The upper and lower bound must be lie in the interval
Given information:
Concept Used:
Divide a polynomial function
Divide a polynomial function
Calculation:
Setup the synthetic division for
Since the signs are alternative in bottom row, the
Setup the synthetic division for
Since all the numbers in bottom row are positive, the
Hence proved.
To find: The rational zeros of the function
Given information:
Concept Used:
Rational Zeros theorem states: If
Calculation:
The leading coefficient is 1.
The factor of 1,
The constant term is 38.
The factor of 38,
Possible rational zeros are:
To find: The rational zeros of the function
Given information:
Concept Used:
Rational Zeros theorem states: If
Calculation:
Possible rational zeros are:
Now, check the factor of each possible zeros.
The first factor is
Now factor
The factor of
To estimate: The irrational zeros of
Given information:
Calculation:
Now factor
Using calculator to estimate the zeros.
The irrational zeros is about,
To find: The complete factor of
Given information:
Calculation:
Now factor
Using calculator to estimate the zeros.
The irrational zeros is about,
So, the factor of
Chapter 2 Solutions
PRECALCULUS:GRAPHICAL,...-NASTA ED.
- Calculus: Early TranscendentalsCalculusISBN:9781285741550Author:James StewartPublisher:Cengage LearningThomas' Calculus (14th Edition)CalculusISBN:9780134438986Author:Joel R. Hass, Christopher E. Heil, Maurice D. WeirPublisher:PEARSONCalculus: Early Transcendentals (3rd Edition)CalculusISBN:9780134763644Author:William L. Briggs, Lyle Cochran, Bernard Gillett, Eric SchulzPublisher:PEARSON
- Calculus: Early TranscendentalsCalculusISBN:9781319050740Author:Jon Rogawski, Colin Adams, Robert FranzosaPublisher:W. H. FreemanCalculus: Early Transcendental FunctionsCalculusISBN:9781337552516Author:Ron Larson, Bruce H. EdwardsPublisher:Cengage Learning