Math Problem Statement
Jika f(x) = 8x. Maka invers dari fungsi f adalah … A. 8 B. x C. 8 - x D. x + 8 E. x/8
Solution
Let's solve the problem of finding the inverse of the given function.
The function provided is:
To find the inverse function , we follow these steps:
- Replace with :
- Swap and to find the inverse:
- Solve for :
Thus, the inverse function is:
Now, let’s match this with the provided answer choices:
- A. 8
- B.
- C.
- D.
- E.
The correct answer is:
E.
Would you like more details or have any questions?
Here are some related questions you might be interested in:
- What are the general steps for finding the inverse of a function?
- How do you verify if two functions are inverses of each other?
- What are the conditions for a function to have an inverse?
- How can we determine if a function is one-to-one?
- How do graphical transformations affect the inverse function?
Tip: To verify that a function and its inverse are correct, substitute and and check if you get .
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Math Problem Analysis
Mathematical Concepts
Algebra
Functions
Inverse Functions
Formulas
y = 8x
x = 8y
y = x/8
Theorems
Inverse Function Theorem
Suitable Grade Level
Grades 10-12