To evaluate: using Cramer’s rule to solve the system of equations.
Answer to Problem 189RE
The solution is given by x = −1 , y = 4 and z = 5.
Explanation of Solution
Given information :
System of equations are given as
Writing the given system of equations in the form of
Applying Cramer’s rule and finding the determinant,
Finding
Finding
Finding
Finding x and y
So, the solution is given by x = −1 , y = 4 and z = 5.
Chapter 7 Solutions
Precalculus with Limits: A Graphing Approach
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