Quadratic Functions Unit 3 Review

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Mathematics
•
8th Grade
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a quadratic function?
Back
A quadratic function is a polynomial function of degree 2, typically 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 does the graph of a quadratic function look like?
Back
The graph of a quadratic function is a parabola, which can open upwards or downwards depending on the sign of 'a'.
Tags
CCSS.HSF-IF.C.7A
4.
FLASHCARD QUESTION
Front
What is the vertex of a parabola?
Back
The vertex is the highest or lowest point of the parabola, depending on its orientation.
5.
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 standard form f(x) = ax² + bx + c.
6.
FLASHCARD QUESTION
Front
What is the y-intercept of a quadratic function?
Back
The y-intercept is the point where the graph intersects the y-axis, found by evaluating f(0).
Tags
CCSS.HSF-IF.C.7A
7.
FLASHCARD QUESTION
Front
What are x-intercepts?
Back
X-intercepts are the points where the graph intersects the x-axis, found by solving the equation f(x) = 0.
Tags
CCSS.HSF-IF.C.7D
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