To Find:
What must be added to make the expression a trinomial square:
Answer to Problem 17OE
Explanation of Solution
Given:
The expression is :
Calculation:
Given:
First , make the coefficient of
Since here , it already is 1.
Check for the coefficient of z .
It is 7 .
So, the term that has to be added to make it a trinomial and a perfect square is :
square of the half of the coefficient of z
So,
Check:
Chapter 7 Solutions
Algebra and Trigonometry: Structure and Method, Book 2
Additional Math Textbook Solutions
College Algebra in Context with Applications for the Managerial, Life, and Social Sciences (5th Edition)
Linear Algebra with Applications (9th Edition) (Featured Titles for Linear Algebra (Introductory))
Elementary Algebra
College Algebra with Modeling & Visualization (6th Edition)
Graphical Approach To College 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