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Praxis Core
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Determine Domains of Composite Functions
Grade Level
Praxis Core
5165.108 Determine Domains of Composite Functions
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f(u) = ln(u) and g(x) = x - 2. What is the domain of (f ∘ g)(x)?
A
all real numbers
B
x ≥ 2
C
x ≠ 2
D
x > 2
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