Concept explainers
The amount invested in each type of bond by using the inverse of the coefficient matrix.
Answer to Problem 61E
Explanation of Solution
Given information:
The average yields are
Use the inverse of the coefficient matrix of this system to find the amount invested in each type of bond.
Calculation:
The given system of equation is:
To find the system of equations by writing the system in the matrix form
Find the determinant of
The determinant of
Now find the solution of system of equation by usinf an inverse of matrix:
Therefore, the solutions are
Chapter 8 Solutions
EBK PRECALCULUS W/LIMITS
- 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