Math Problem Statement
- Cho hàm số y=x-3x²-24x+24 có đồ thị là (C). Khoảng cách từ gốc tọa độ 6 đến tâm đổi xứng của đồ thị (C) là
B. √5
C. 2√5
D. √2.
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Quadratic Equations
Graph of Parabolas
Coordinate Geometry
Formulas
Standard form of a quadratic function: y = ax² + bx + c
Vertex of a parabola: x_vertex = -b/(2a)
Distance formula: d = √[(x2 - x1)² + (y2 - y1)²]
Theorems
Quadratic formula
Symmetry of a parabola
Distance theorem in coordinate geometry
Suitable Grade Level
Grades 9-12
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