Math Problem Statement
Tentukan himpunan penyelesaian dari persamaan kuadrat berikut!
a. x ^ 2 + 4x - 5 = 0
b. x²-6x+8=0
C. x ^ 2 + 7x + 6 = 0
d. 3x314x-5 = 0
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Quadratic Equations
Factoring
Discriminant
Quadratic Formula
Formulas
Quadratic equation: ax^2 + bx + c = 0
Factoring quadratic expressions
Quadratic formula: x = (-b ± √(b² - 4ac)) / 2a
Discriminant: Δ = b² - 4ac
Theorems
Quadratic Formula
Discriminant Theorem
Suitable Grade Level
Grades 9-11