Understanding Exponents and Radical Expressions

Understanding Exponents and Radical Expressions

Assessment

Interactive Video

Mathematics

8th - 10th Grade

Practice Problem

Hard

CCSS
8.EE.A.1, 6.EE.A.1, HSN.RN.A.2

Standards-aligned

Created by

Amelia Wright

FREE Resource

Standards-aligned

CCSS.8.EE.A.1
,
CCSS.6.EE.A.1
,
CCSS.HSN.RN.A.2
The video tutorial explains how to simplify an expression with exponents and convert it to radical form. It starts by introducing the problem of simplifying x raised to the 3/4 power, then raised to the 2/11 power. The tutorial applies the exponent multiplication rule, simplifies the expression to x raised to the 3/22 power, and demonstrates how to input this into a computer. Finally, it explains how to convert the simplified expression into radical form, highlighting the roles of the numerator and denominator in determining the exponent and index of the radical.

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9 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the initial expression given in the problem?

X raised to the 3/4 power raised to the 2/11 power

X raised to the 2/3 power raised to the 4/11 power

X raised to the 11/2 power raised to the 3/4 power

X raised to the 4/3 power raised to the 11/2 power

Tags

CCSS.8.EE.A.1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What rule is applied when a power is raised to another power?

Multiply the exponents

Subtract the exponents

Divide the exponents

Add the exponents

Tags

CCSS.8.EE.A.1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the simplified exponent after applying the exponent rule?

3/44

3/22

6/44

6/22

Tags

CCSS.6.EE.A.1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you type the simplified expression with positive exponents into a computer?

X^22/3

X^3/22

X^(3/22)

X^(22/3)

Tags

CCSS.HSN.RN.A.2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the denominator of a rational exponent indicate in radical form?

The exponent of the radicand

The index of the radical

The coefficient of the radicand

The base of the radical

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the index of the radical for the expression X^(3/22)?

11

6

3

22

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the radicand in the expression X^(3/22) when written in radical form?

X raised to the 6th power

X raised to the 22nd power

X raised to the 3rd power

X raised to the 11th power

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