Quadratic Key Features

Flashcard
•
Mathematics
•
8th Grade
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the vertex of a quadratic function?
Back
The vertex is the highest or lowest point of the parabola, depending on whether it opens upwards or downwards.
2.
FLASHCARD QUESTION
Front
How do you determine if a quadratic function has a maximum or minimum value?
Back
If the coefficient of the x^2 term is negative, the function has a maximum value. If it is positive, the function has a minimum value.
3.
FLASHCARD QUESTION
Front
What are x-intercepts in a quadratic function?
Back
X-intercepts are the points where the graph of the function crosses the x-axis, meaning the output (y-value) is zero.
Tags
CCSS.HSF-IF.C.7A
4.
FLASHCARD QUESTION
Front
How can you find the x-intercepts of a quadratic function?
Back
You can find the x-intercepts by setting the quadratic equation equal to zero and solving for x.
Tags
CCSS.HSF-IF.C.7A
5.
FLASHCARD QUESTION
Front
What does it mean if a quadratic function has no x-intercepts?
Back
It means the graph does not cross the x-axis, indicating that the quadratic has no real roots.
Tags
CCSS.HSF-IF.C.7A
6.
FLASHCARD QUESTION
Front
What is the standard form of a quadratic function?
Back
The standard form is f(x) = ax^2 + bx + c, where a, b, and c are constants.
7.
FLASHCARD QUESTION
Front
What is the significance of the 'a' value in a quadratic function?
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.
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