Math Problem Statement
The 1 first
Solution
To find the inverse of the given functions, we'll follow the standard steps. Let's handle each function separately:
1. Inverse of
Step-by-Step Process:
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Replace with :
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Swap and (this is the key step to finding the inverse):
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Solve for :
Add 5 to both sides:
Now divide both sides by 7:
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Replace with to denote the inverse function:
So, the inverse of is .
2. Inverse of
Step-by-Step Process:
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Replace with :
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Swap and :
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Solve for :
Add 8 to both sides:
Now divide both sides by 3:
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Replace with to denote the inverse function:
So, the inverse of is .
Would you like a detailed breakdown of any of these steps? Here are five follow-up questions:
- What are the four steps involved in finding the inverse of a function?
- How can you verify that two functions are inverses of each other?
- Why do we swap and when finding the inverse?
- How does the slope of the original function compare with its inverse?
- What is the general form of an inverse for a linear function ?
Tip: Always remember to check your work by plugging the inverse function back into the original function. If , then you have found the correct inverse.
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Math Problem Analysis
Mathematical Concepts
Linear Functions
Inverse Functions
Formulas
y = mx + b
Inverse: y = (x - b) / m
Theorems
Function Inversion
Suitable Grade Level
High School