Exploring Square and Cube Roots in Algebra

The video tutorial covers the concepts of square roots and cube roots, including their calculations for whole numbers, fractions, and decimals. It explains negative square roots and introduces imaginary numbers. The tutorial also demonstrates how to simplify square roots of fractions and find cube roots of decimals, providing step-by-step examples for better understanding.

What is the square root of 25?

• 5

• 6

• 4

• 3

What is the square root of -25?

• -5i

• 5

• -5

• 5i

Tags

CCSS.8.EE.A.2

What is the square root of 81?

• 7

• 8

• 10

• 9

What is the square root of -81?

• -9i

• 9i

• -9

• 9

What is the square root of 36 divided by 49?

• 7/5

• 5/7

• 7/6

• 6/7

Tags

CCSS.8.EE.A.2

What is the square root of 0.16?

• 0.4

• 0.04

• 4

• 0.004

Tags

CCSS.8.EE.A.2

What is the cube root of 8?

• 4

• 3

• 2

• 1

Tags

CCSS.8.EE.A.2

What is the cube root of -27?

• -1

• -4

• -3

• -2

Tags

CCSS.8.EE.A.2

What is the cube root of 125 over 216?

• 5/6

• 6/5

• 4/5

• 5/4

Tags

CCSS.8.EE.A.2

What is the cube root of 0.008?

• 2

• 0.02

• 0.002

• 0.2

Tags

CCSS.8.EE.A.2