Math Problem Statement
Solution
To solve this system of equations by graphing, we have:
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A linear equation:
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An exponential equation:
The solution to this system is the point(s) where these two graphs intersect.
Step-by-Step Solution:
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Graph the Linear Equation:
- The equation is a straight line with a slope of and a y-intercept at .
- This means that for every unit increase in , increases by about units.
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Graph the Exponential Equation:
- The equation is an exponential curve with a base of 2.
- As increases, grows rapidly, while as decreases, approaches zero but never reaches it.
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Find the Intersection:
- To solve this graphically, plot both equations on the same set of axes.
- Look for the point(s) where the line and the curve intersect.
By graphing (or using a graphing calculator), you should find that these two equations intersect at approximately:
Thus, the solution to the system is:
Would you like a detailed breakdown of graphing techniques or more insight into exponential versus linear functions?
Follow-up Questions:
- How do you interpret the slope of the linear function in this context?
- What are the key characteristics of exponential growth seen in ?
- Why does the exponential function intersect the linear function only once in this case?
- How could you solve this system algebraically instead of graphically?
- What other types of functions could intersect exponentially growing functions?
Tip:
When solving systems involving exponential functions, consider the behavior of the curve as approaches both positive and negative infinity. This helps predict potential intersections.
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Math Problem Analysis
Mathematical Concepts
Algebra
Graphing
Linear Equations
Exponential Equations
Formulas
y = (7/3)x + 1
y = 2^x
Theorems
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Suitable Grade Level
Grades 9-11