Math Problem Statement
Développer les expressions ci-dessous. 1. A(x) = 2/10 ×(2x + 4) 2. B(x) = (2x + 3)(1/5×x - 1)
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Distributive Property
Simplification of Expressions
Formulas
A(x) = 2/10 × (2x + 4) → A(x) = (2x/5) + (4/5)
B(x) = (2x + 3)(1/5x - 1) → B(x) = (2x^2/5) - (7x/5) - 3
Theorems
Distributive Property
Suitable Grade Level
Grades 8-10