To solve: the system of equations
Answer to Problem 10RE
The four solutions are
Explanation of Solution
Given:
Calculation:
Consider the following system of equations:
Solve the equation
Substitute:
Substitute
By trial and error method, get the real solutions.
By trial and error method, get the complex solutions.
Back-substitute:
Now substitute the values of
Thus, the four solutions are
The following graph shows the intersecting points of the graphs at
Check:
Check the solution by substituting
Check the solution by substituting
Conclusion: The four solutions are
Chapter 10 Solutions
Precalculus: Mathematics for Calculus - 6th Edition
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