a.
Verify that the statement is always, sometime and never true.
a.
Answer to Problem 45HP
The discriminant is never negative and the solutions are always real.
Explanation of Solution
Given information:
In a standard
Calculation:
If
b.
Verify that the statement is always, sometime and never true.
b.
Answer to Problem 45HP
The statement holds only sometimes.
Explanation of Solution
Given information:
if the discriminant of a quadratic equation is greater than
Calculation:
The roots will be irrational only if
Hence, the statement holds only sometimes.
Chapter 4 Solutions
Glencoe Algebra 2 Student Edition C2014
Additional Math Textbook Solutions
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