Understanding Cube Roots and Radicals

Understanding Cube Roots and Radicals

Assessment

Interactive Video

Mathematics

7th - 10th Grade

Hard

Created by

Olivia Brooks

FREE Resource

The video tutorial explains how to work with radicals, focusing on cube roots. It starts with an introduction to square root symbols and moves on to demonstrate how to combine cube roots with different bases. The tutorial provides examples, such as simplifying the cube root of 14 and solving the cube root of 9 times 9. It also explains the exponential method for understanding cube roots, offering a comprehensive overview of the topic.

Read more

6 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the cube root of 14 simplified to?

Cube root of 28

Cube root of 7

Cube root of 21

Cube root of 14

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why can't the cube roots of 7 and 2 be combined directly?

They have different exponents

They have different bases

They are already simplified

They are not cube roots

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of multiplying the cube root of 9 by itself?

Cube root of 81

Cube root of 18

Cube root of 36

Cube root of 27

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can 81 be factored to simplify the cube root of 81?

9 x 9

4 x 4 x 4

2 x 2 x 2 x 2

3 x 3 x 3 x 3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the cube root of 81 simplified to?

2 cube root of 2

4 cube root of 4

9 cube root of 9

3 cube root of 3

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the cube root of 9 expressed using exponents?

9^1/2

9^1/3

9^2/3

9^3/2