What is a quadratic equation?
Quadratics

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Mathematics
•
9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A quadratic equation is a polynomial equation of degree 2, typically in the form y = ax² + bx + c, where a, b, and c are constants and a ≠ 0.
2.
FLASHCARD QUESTION
Front
What is the standard form of a quadratic equation?
Back
The standard form of a quadratic equation is y = ax² + bx + c.
3.
FLASHCARD QUESTION
Front
What is the vertex of a parabola?
Back
The vertex of a parabola is the highest or lowest point on the graph, depending on whether it opens upwards or downwards.
4.
FLASHCARD QUESTION
Front
How do you find the axis of symmetry of a parabola?
Back
The axis of symmetry can be found using the formula x = -b/(2a) from the quadratic equation in standard form.
5.
FLASHCARD QUESTION
Front
What does the 'a' value in a quadratic equation represent?
Back
The 'a' value determines the direction of the parabola (upward if a > 0, downward if a < 0) and affects the width of the parabola.
6.
FLASHCARD QUESTION
Front
What does the 'b' value in a quadratic equation represent?
Back
The 'b' value affects the position of the vertex along the x-axis and the axis of symmetry.
7.
FLASHCARD QUESTION
Front
What does the 'c' value in a quadratic equation represent?
Back
The 'c' value represents the y-intercept of the parabola, which is the point where the graph crosses the y-axis.
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