Understanding Fractional Exponents and Roots

Understanding Fractional Exponents and Roots

Assessment

Interactive Video

Mathematics

5th - 8th Grade

Hard

Created by

Amelia Wright

FREE Resource

This video tutorial introduces the concepts of fractional exponents and roots, explaining the difference between rational and irrational numbers. It demonstrates how to convert between root forms and fractional exponents using examples. The video also provides practice problems to reinforce understanding and concludes with a summary of the key concepts.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main topic of the video?

Fractional exponents and roots

Multiplication and division

Geometry and algebra

Addition and subtraction

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is an example of an irrational number?

Square root of 4

Square root of 2

Square root of 16

Square root of 9

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the square root of 4?

1

2

3

4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can the square root of 2 be expressed using fractional exponents?

2 raised to the power of 1/2

2 raised to the power of 3

2 raised to the power of 1

2 raised to the power of 2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the relationship between roots and fractional exponents?

Fractional exponents are always smaller than roots

Roots and fractional exponents are unrelated

Fractional exponents are a way to express roots

Roots are always larger than fractional exponents

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Convert the cube root of 4 to a fractional exponent.

2 raised to the power of 2/3

4 raised to the power of 1/3

2 raised to the power of 3/2

4 raised to the power of 2/3

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the fractional exponent form of the fifth root of 16?

16 raised to the power of 1/5

2 raised to the power of 5/4

2 raised to the power of 4/5

16 raised to the power of 5/4

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