To find: The solution to the system of equations: , .
Answer to Problem 17AYU
Explanation of Solution
Given:
,
Formula used:
To find the value of a second order determinant:
Cramer’s rule states that:
The solution of a system of two linear equations and is given by,
Where we have,
and ; provided .
When , the equations are inconsistent or dependent.
Calculation:
The above system of equations is equivalent to:
Where we have:
So using Cramer’s rule we get,
Thus the solutions are .
Chapter 11 Solutions
Precalculus Enhanced with Graphing Utilities
Additional Math Textbook Solutions
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