Synthetic Division and Polynomial Evaluation

Synthetic Division and Polynomial Evaluation

Assessment

Interactive Video

Mathematics

8th - 12th Grade

Hard

Created by

Sophia Harris

FREE Resource

The video tutorial explains how to use synthetic division to divide polynomials. It begins with an introduction to the method, followed by three examples, including one with a non-zero remainder. The video also demonstrates how synthetic division can be used to evaluate functions, highlighting the remainder theorem. The tutorial concludes with a final example and encourages viewers to explore additional resources.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in synthetic division when dividing a polynomial by x + 3?

Set x - 3 equal to 1

Set x - 3 equal to 0

Set x + 3 equal to 0

Set x + 3 equal to 1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In synthetic division, what do you do after bringing down the first coefficient?

Add it to the divisor

Multiply it by the divisor

Subtract it from the divisor

Divide it by the divisor

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When dividing x^3 + x^2 - 2x - 8 by x - 2, what is the remainder?

2

0

4

8

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the quotient when dividing x^3 + 5x^2 - 3x + 4 by x - 3 using synthetic division?

x^2 + 8x + 4

x^2 + 3x + 4

x^2 + 5x + 4

x^2 + 8x + 21

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the remainder expressed when it is not zero in synthetic division?

As a fraction over the divisor

As a whole number

As a decimal

As a negative number

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of using synthetic division to evaluate a polynomial function?

To evaluate the function at a specific value

To find the roots of the polynomial

To determine the degree of the polynomial

To simplify the polynomial

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of evaluating the polynomial 2x^3 - 3x^2 + 5x - 8 at x = 4 using synthetic division?

92

80

100

64

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