Determine if a quadratic has a max or min value then find it (mistake)

Determine if a quadratic has a max or min value then find it (mistake)

Assessment

Interactive Video

Created by

Quizizz Content

Mathematics, Information Technology (IT), Architecture

11th Grade - University

Hard

The video tutorial explains how to find the maximum and minimum values of a quadratic equation. It covers the standard form of a quadratic equation, the test to determine if the graph has a maximum or minimum point, and how the graph behaves based on these points. The tutorial also details the steps to calculate the vertex of the quadratic equation and concludes with a review of the key concepts.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the coefficients A, B, and C in the quadratic equation given in the video?

A = -2, B = 8, C = 7

A = 2, B = -8, C = 7

A = 1, B = 8, C = -7

A = -2, B = -8, C = 7

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does it mean for a quadratic graph if the coefficient A is less than 0?

The graph opens up and has a maximum point.

The graph opens down and has a maximum point.

The graph opens up and has a minimum point.

The graph is a straight line.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you determine the axis of symmetry for a quadratic function?

By using the formula -A/2B

By using the formula A/2B

By using the formula -B/2A

By using the formula B/2A

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the vertex of the quadratic function discussed in the video?

(-2, -15)

(2, 15)

(-2, 15)

(2, -15)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the maximum value of the quadratic function in the video?

Y = 0

Y = -15

Y = 15

Y = 2