Answer: g(f(x)).
- A f(g(x))
- B g(x)·f(x)
- C g(x) + f(x)
- D g(f(x))
Correct answer: D. g(f(x))
Explanation: In g∘f the inner function f acts first, and g is applied to its output.
Concept context
Types of relations, equivalence classes, one-one and onto functions, composition, and invertible functions