Math Problem Statement
- Diketahui dua persamaan 2x – y = 3 dan -4x – y = -9. Tentukan himpunan penyelesaiannya!
- Selesaikan sistem non-linear dari persamaan y = x^2 – 9 dan 2x + y = 3.
Solution
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Math Problem Analysis
Mathematical Concepts
Linear Equations
Non-Linear Equations
System of Equations
Substitution Method
Elimination Method
Quadratic Equations
Formulas
Elimination: (2x - y) - (-4x - y) = 3 - (-9)
Quadratic Equation: ax^2 + bx + c = 0
Quadratic Formula: x = (-b ± √(b² - 4ac)) / 2a
Theorems
Elimination and Substitution Methods
Quadratic Formula
Suitable Grade Level
Grades 10-12
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