Math Problem Statement

Jika fungsi 𝑓(𝑥) = 𝑎𝑥2 + (𝑎 + 6)𝑥 +3 puncaknya berordinat 5, maka nilai 𝑎 adalah...

Solution

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Math Problem Analysis

Mathematical Concepts

Algebra
Quadratic Functions
Vertex of a Parabola

Formulas

Vertex formula: x_{puncak} = -b / 2a
Quadratic function formula: f(x) = ax^2 + bx + c

Theorems

Vertex form of a quadratic function

Suitable Grade Level

Grades 9-12