Intro to Quadratic Functions

Intro to Quadratic Functions

Assessment

Flashcard

Mathematics

9th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What are the coordinates of the y-intercept of a quadratic function?

Back

(0, c) where c is the constant term in the quadratic equation.

2.

FLASHCARD QUESTION

Front

What is the vertex of a quadratic function?

Back

The vertex is the highest or lowest point on the graph of the quadratic function, depending on its orientation.

3.

FLASHCARD QUESTION

Front

How do you determine if the vertex is a maximum or minimum?

Back

If the parabola opens upwards, the vertex is a minimum. If it opens downwards, the vertex is a maximum.

4.

FLASHCARD QUESTION

Front

What is the standard form of a quadratic function?

Back

f(x) = ax^2 + bx + c, where a, b, and c are constants.

5.

FLASHCARD QUESTION

Front

What does the 'a' value in a quadratic function indicate?

Back

The 'a' value determines the direction of the parabola: if a > 0, it opens upwards; if a < 0, it opens downwards.

6.

FLASHCARD QUESTION

Front

What are the zeros of a quadratic function?

Back

The zeros are the x-values where the graph intersects the x-axis, also known as the roots of the equation.

7.

FLASHCARD QUESTION

Front

How can you find the zeros of a quadratic function?

Back

You can find the zeros by factoring, using the quadratic formula, or by graphing.

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