Math Problem Statement
Solution
The problem states:
Let and be functions that are differentiable everywhere. If is the inverse function of and , and , then find .
Solution:
Since is the inverse of , we use the formula for the derivative of the inverse function:
Given:
Substitute into the inverse derivative formula:
Since , this simplifies to:
Substituting :
Answer:
Would you like more details or have any other questions?
Here are some related questions to explore:
- How do you find the derivative of an inverse function in general?
- What is the geometric interpretation of the inverse function's derivative?
- How do we interpret the signs of and in terms of function behavior?
- What are the conditions for a function to have an inverse function?
- Can the formula be used if ? Why or why not?
Tip: Always check that the derivative is non-zero when using the inverse function derivative formula to avoid undefined expressions.
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Math Problem Analysis
Mathematical Concepts
Calculus
Inverse Functions
Derivatives
Formulas
g'(x) = 1 / f'(g(x))
Theorems
Inverse Function Theorem
Suitable Grade Level
Grades 11-12 (High School Calculus)
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