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Subject:  Precalculus

Compose f(x) = x² and g(x) = x + 1

Build the composition (f ∘ g)(x) by substitution.

Answer (f ∘ g)(x) = (x + 1)²

Solution

  1. f(x) x²
  2. g(x) x + 1
  3. Composition (f ∘ g)(x) = f(g(x)) = (x + 1)²

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