Graphs of Parabolas
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a parabola?
Back
A parabola is a symmetrical, U-shaped curve that represents the graph of a quadratic function. It can open upwards or downwards.
Tags
CCSS.HSF-IF.C.7A
2.
FLASHCARD QUESTION
Front
What is the standard form of a quadratic equation?
Back
The standard form of a quadratic equation is f(x) = ax² + bx + c, where a, b, and c are constants.
3.
FLASHCARD QUESTION
Front
What does the coefficient 'a' in a quadratic equation determine?
Back
The coefficient 'a' determines the direction in which the parabola opens: if 'a' is positive, it opens upward; if 'a' is negative, it opens downward.
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 quadratic equation in standard form.
6.
FLASHCARD QUESTION
Front
What is the y-intercept of a parabola?
Back
The y-intercept is the point where the parabola crosses the y-axis, found by evaluating f(0) in the quadratic equation.
Tags
CCSS.HSF-IF.C.7A
7.
FLASHCARD QUESTION
Front
What are the x-intercepts of a parabola?
Back
The x-intercepts, also known as roots, are the points where the parabola crosses the x-axis, found by solving f(x) = 0.
Tags
CCSS.HSF-IF.C.7A
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