Concept explainers
(a)
To find: The value of discriminant.
(a)
Answer to Problem 55SGR
The value of discriminant is
Explanation of Solution
Given information:
The given equation is
Calculation:
Consider the equation
Compare above expression with standard form
Where,
Consider following expression for discriminant.
Substitute the values in the equation(1)
Therefore, the value of discriminant is
(b)
To find: The number type of roots.
(b)
Answer to Problem 55SGR
The number of roots is
Explanation of Solution
Given information:
The given equation is
Calculation:
Calculate the number of type roots.
The expression is
Substitute the value of
Therefore, the number of roots is
(c)
To find: The exact solution of
(c)
Answer to Problem 55SGR
The exact value of quadratic equation is
Explanation of Solution
Given information:
The given equation is
Calculation:
Substitute the value of
Therefore, the exact value of quadratic equation is
Chapter 5 Solutions
Algebra 2
Additional Math Textbook Solutions
College Algebra
College Algebra (7th Edition)
Linear Algebra and Its Applications (5th Edition)
PREALGEBRA
Elementary Algebra
- 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