Math Problem Statement
let f(x)=3x+2 and g(x)=-x, find g(f(x))
Solution
To find , we need to substitute into .
Given:
First, calculate :
Now, substitute into : Since , substitute with : Simplify:
So, .
Would you like further details or have any questions?
Here are 5 related questions to expand on this topic:
- What is the result of given the same functions?
- How do you find the inverse of ?
- What does the composition of two functions represent in terms of their graphs?
- Can you find ?
- How do you determine if two functions are inverses of each other?
Tip: When working with function compositions, remember to carefully substitute the entire expression for the inner function into the outer function.
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Math Problem Analysis
Mathematical Concepts
Function composition
Substitution
Formulas
-
Theorems
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Suitable Grade Level
Grades 10-12
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