Math Problem Statement

  1. Diketahui fungsi f: R→ R dan g: RR dengan f(x) = x-12 dan g(x) = x² + 5. Tentukan:

a. gof-1 (9)

Solution

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Math Problem Analysis

Mathematical Concepts

Functions
Inverse Functions
Function Composition
Quadratic Functions

Formulas

Inverse of f(x): f^(-1)(x) = x + 12
g(x) = x² + 5
g(f^(-1)(x)) = (x + 12)² + 5

Theorems

Inverse Function Theorem
Function Composition

Suitable Grade Level

Grades 10-12