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  5. Evaluating Polynomial Functions Through Direct Substitution
Evaluating Polynomial Functions through Direct Substitution

Evaluating Polynomial Functions through Direct Substitution

Assessment

Interactive Video

•

Mathematics

•

6th - 10th Grade

•

Practice Problem

•

Hard

•
CCSS
HSF.IF.A.2, 6.EE.A.2C, 6.EE.A.1

Standards-aligned

Created by

Liam Anderson

FREE Resource

Standards-aligned

CCSS.HSF.IF.A.2
,
CCSS.6.EE.A.2C
,
CCSS.6.EE.A.1
This video tutorial explains how to evaluate polynomial functions using direct substitution. It begins with an introduction to the concept and then provides three examples, each demonstrating the evaluation of a polynomial function at different values of X: 3, -1, and -2. The video emphasizes the use of function notation and the importance of following the order of operations to find the correct value of the function.

Read more

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the process called when you find the value of a polynomial function by substituting a specific value for x?

Polynomial simplification

Direct substitution

Direct evaluation

Function notation

Tags

CCSS.HSF.IF.A.2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the first example, what is the value of the polynomial function when x = 3?

21

18

15

12

Tags

CCSS.HSF.IF.A.2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in evaluating a polynomial function using direct substitution?

Use a graphing calculator

Convert to standard form

Simplify the polynomial

Rewrite the equation without variables and use parentheses

Tags

CCSS.HSF.IF.A.2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When evaluating the polynomial function 2x^3 - x^4 + 3x^2 at x = 3, what is the value of 3^4?

54

9

81

27

Tags

CCSS.HSF.IF.A.2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the second example, what is the value of the polynomial function when x = -1?

2

0

1

3

Tags

CCSS.HSF.IF.A.2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of (-1)^2?

-1

0

1

2

Tags

CCSS.6.EE.A.2C

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the third example, what is the value of the polynomial function when x = -2?

64

96

72

88

Tags

CCSS.HSF.IF.A.2

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