Quadratic D1 and D2 Practice
Flashcard
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a zero of a quadratic function?
Back
A zero of a quadratic function is a value of x that makes the function equal to zero. It represents the x-intercepts of the graph.
2.
FLASHCARD QUESTION
Front
How do you find the vertex of a quadratic function in vertex form?
Back
The vertex of a quadratic function in the form y = a(x-h)² + k is (h, k).
3.
FLASHCARD QUESTION
Front
What does the 'a' value in the quadratic equation y = ax² + bx + c determine?
Back
The 'a' value determines the direction of the parabola (upward if a > 0, downward if a < 0) and the width of the parabola (narrower if |a| > 1, wider if |a| < 1).
4.
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, where a, b, and c are constants.
5.
FLASHCARD QUESTION
Front
What is the axis of symmetry in a quadratic function?
Back
The axis of symmetry is a vertical line that divides the parabola into two mirror-image halves. It can be found using the formula x = -b/(2a).
6.
FLASHCARD QUESTION
Front
How do you determine the zeros of a quadratic function?
Back
You can determine the zeros by factoring the quadratic, using the quadratic formula, or by completing the square.
7.
FLASHCARD QUESTION
Front
What is the quadratic formula?
Back
The quadratic formula is x = (-b ± √(b² - 4ac)) / (2a), used to find the zeros of a quadratic equation.
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