The given system of equation has to be solved for its solutions by using the graphical method:
Answer to Problem 38E
The set of equations
Explanation of Solution
Given:
Concept Used:
When the
When the quadratic equation’s graph touches the
There is no real solution for equation system if the graph does not intersect with the
The slope intercept form is given as:
Where,
Slope:
Calculations:
The given eqns. are:
Need to write the given equations in the form of the slope-interceot form:
From eq. (1):
Eq. (2) and (3) graphs are drawn as below:
From the graph:
The solution set of the given equation is:
Conclusion:
Hence, the given set of equations has four solutions which are well labelled in the above graph.
Chapter 10 Solutions
Precalculus: Mathematics for Calculus - 6th Edition
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