
HW 11- Ch 2.1 Homework (PC)
Flashcard
•
Mathematics
•
8th - 12th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the vertex form of a quadratic equation?
Back
y = a(x - h)² + k
2.
FLASHCARD QUESTION
Front
What does the vertex of a parabola represent?
Back
The vertex represents the highest or lowest point of the parabola, depending on its orientation.
3.
FLASHCARD QUESTION
Front
What is the axis of symmetry in a parabola?
Back
The axis of symmetry is a vertical line that divides the parabola into two mirror-image halves, given by x = h in vertex form.
4.
FLASHCARD QUESTION
Front
How can you determine if a parabola opens upwards or downwards?
Back
If the coefficient 'a' in the vertex form y = a(x - h)² + k is positive, the parabola opens upwards; if 'a' is negative, it opens downwards.
5.
FLASHCARD QUESTION
Front
What is the maximum value of a parabola that opens downwards?
Back
The maximum value is the y-coordinate of the vertex.
6.
FLASHCARD QUESTION
Front
What is the minimum value of a parabola that opens upwards?
Back
The minimum value is the y-coordinate of the vertex.
7.
FLASHCARD QUESTION
Front
Given the equation y = -2(x + 1)² + 4, what is the vertex?
Back
The vertex is (-1, 4).
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