Math Problem Statement

Jika a + b = 12 dan a² + b² = 74, maka nilai ab adalah

Solution

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Math Problem Analysis

Mathematical Concepts

Algebra
Quadratic Equations
Identities

Formulas

(a + b)^2 = a^2 + b^2 + 2ab
a^2 + b^2 = (a + b)^2 - 2ab

Theorems

Algebraic Identity Theorem

Suitable Grade Level

Grades 8-10