What is a quadratic function?
Features of Quadratics Review

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Mathematics
•
11th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A quadratic function is a polynomial function of degree 2, typically expressed in the form f(x) = 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 function?
Back
The standard form of a quadratic function is f(x) = ax² + bx + c.
3.
FLASHCARD QUESTION
Front
What is the vertex of a quadratic function?
Back
The vertex of a quadratic function is the point (h, k) where the function reaches its maximum or minimum value, given by the formula h = -b/(2a) and k = f(h).
4.
FLASHCARD QUESTION
Front
How do you find the line of symmetry for a quadratic function?
Back
The line of symmetry for a quadratic function is given by the equation x = -b/(2a), where a and b are the coefficients from the standard form of the function.
5.
FLASHCARD QUESTION
Front
What is the domain of a quadratic function?
Back
The domain of any quadratic function is all real numbers, represented as (-∞, ∞).
6.
FLASHCARD QUESTION
Front
What is the range of a quadratic function that opens upwards?
Back
The range of a quadratic function that opens upwards is [k, ∞), where k is the y-coordinate of the vertex.
7.
FLASHCARD QUESTION
Front
What is the range of a quadratic function that opens downwards?
Back
The range of a quadratic function that opens downwards is (-∞, k], where k is the y-coordinate of the vertex.
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