a.
To determine: Use matrix multiplication to determine whether matrix
is a solution of the system of equations .
a.
Answer to Problem 57E
It is verified that
is not the solution of given system of equation.
Explanation of Solution
Given:
The matrix which needs to verify is
The system of equation is
Concept Used:
Matrix Multiplication:
Two matrix of order
that is
Calculation:
The system of equation is
In this case Left hand side is not equal to right hand side
Hence
is not the solution of given system of equation.
Graph
From graph it is clear that
Intersect at point
is the solution of the given system of equation.
Conclusion:
Hence ,it is verified that
b.
To determine: Use matrix multiplication to determine whether matrix
is a solution of the system of equations .
b.
Answer to Problem 57E
It is verified that
is not the solution of given system of equation.
Explanation of Solution
Given:
The matrix which needs to verify is
The system of equation is
Concept Used:
Matrix Multiplication:
Two matrix of order
that is
Calculation:
The system of equation is
In this case Left hand side is not equal to right hand side
Hence
is not the solution of given system of equation.
Graph
From graph it is clear that
Intersect at point
is the solution of the given system of equation.
Conclusion:
Hence ,it is verified that
c.
To determine: Use matrix multiplication to determine whether matrix
is a solution of the system of equations .
c.
Answer to Problem 57E
It is verified that
is not the solution of given system of equation.
Explanation of Solution
Given:
The matrix which needs to verify is
The system of equation is
Concept Used:
Matrix Multiplication:
Two matrix of order
that is
Calculation:
The system of equation is
In this case Left hand side is not equal to right hand side
Hence
is not the solution of given system of equation.
Graph
From graph it is clear that
Intersect at point
is the solution of the given system of equation.
Conclusion:
Hence ,it is verified that
is not the solution of system of equation
d.
To determine: Use matrix multiplication to determine whether matrix
is a solution of the system of equations .
d.
Answer to Problem 57E
It is verified that
is the solution of given system of equation.
Explanation of Solution
Given:
The matrix which needs to verify is
The system of equation is
Concept Used:
Matrix Multiplication:
Two matrix of order
that is
Calculation:
The system of equation is
In this case Left hand side is equal to right hand side
Hence
is the solution of given system of equation.
Graph
From graph it is clear that
Intersect at point
is the solution of the given system of equation.
Conclusion:
Hence ,it is verified that
is the solution of system of equation
Chapter 7 Solutions
Precalculus with Limits: A Graphing Approach
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