TestMastered
All Topics
Functions & Graphing

Quadratic Equations & Their Graphs

二次方程与图形

Low frequency
Exam Frequency
1
avg per test
1
Quantitative Reasoning
0
Math Achievement
What to Study
  • Solving by factoring
  • The quadratic formula
  • Graphing parabolas
  • Vertex form
  • Rational expressions
Key Formulas
Standard form: y = ax² + bx + c
Quadratic formula: x = (-b ± √(b² - 4ac)) / (2a)
Vertex x-coordinate: x = -b/(2a)