Identifying Zeros of Quadratic Functions

Identifying Zeros of Quadratic Functions

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

Created by

Mia Campbell

FREE Resource

The video tutorial explains how to find the zeros of two quadratic functions represented as equations. It begins by introducing the problem and then explains the intercept form of a quadratic equation. The tutorial guides the viewer through identifying the intercepts for each equation, focusing on converting terms to the intercept form. The zeros of both equations are determined, highlighting the overlap in solutions.

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9 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main task that Austin is trying to accomplish?

Calculating the area under the curve

Comparing the zeros of two quadratic functions

Finding the maximum value of the functions

Determining the slope of the functions

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the intercept form of a quadratic function?

y = ax^2 + bx

y = ax^2 + bx + c

y = mx + b

y = x - P * x - Q

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you identify the zeros of a quadratic function in intercept form?

By finding the vertex

By setting y to zero and solving for x

By using the quadratic formula

By looking at the coefficients of x

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the zeros of the second equation y = (x - 1)(x - 3)?

x = 1 and x = -3

x = 0 and x = 3

x = 1 and x = 3

x = -1 and x = -3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the equation y = (x + 5)(x - 1), what is the correct value of P?

P = -5

P = -1

P = 5

P = 1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the zero of the first equation y = (x + 5)(x - 1) related to the term (x - 1)?

x = -1

x = 1

x = -5

x = 5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which zero is common between the two equations?

x = 3

x = -5

x = 1

x = -3

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the zero of the first equation y = (x + 5)(x - 1) related to the term (x + 5)?

x = 5

x = -5

x = -1

x = 1

9.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the zeros of the first equation y = (x + 5)(x - 1)?

x = -5 and x = -1

x = 5 and x = -1

x = -5 and x = 1

x = 5 and x = 1