Math Problem Statement
Consider the function f (x) = 1 + 1/x . Express f (f (x)) as a single fraction, and simplify.
Solution
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Math Problem Analysis
Mathematical Concepts
Functions
Algebra
Rational Expressions
Composite Functions
Formulas
f(x) = 1 + 1/x
f(f(x)) = 1 + 1/f(x)
Reciprocal of f(x): 1/(1 + 1/x) = x/(x+1)
Theorems
Simplification of composite functions
Operations on rational expressions
Suitable Grade Level
Grades 10-12
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