Exploring Radicals and Their Simplest Forms

What is the main objective of this video?

• To study geometry

• To solve algebraic equations

• To understand radicals and their parts

• To learn about fractions

Which symbol is used to represent a radical?

• A plus sign

• A check mark-like symbol

• A division sign

• A multiplication sign

What is the term for the number inside the radical symbol?

• Radicand

• Index

• Exponent

• Coefficient

Tags

CCSS.8.NS.A.1

What does the index in a radical indicate?

• The coefficient of the number

• The base of the number

• The power to which the number is raised

• The number being multiplied

Which of the following is a perfect square?

• 4

• 3

• 2

• 5

Tags

CCSS.8.EE.A.2

Why is it important to memorize perfect squares?

• To solve addition problems

• To understand geometry

• To simplify radicals quickly

• To solve subtraction problems

What is the simplest radical form of the square root of 20?

• 4√5

• 3√5

• 2√5

• 5√2

Which of the following is NOT a factor of 18?

• 2 and 9

• 4 and 5

• 3 and 6

• 1 and 18

Tags

CCSS.4.OA.B.4

What is the simplest radical form of the square root of 40?

• 3√10

• 4√5

• 2√10

• 5√8

When simplifying a radical, which perfect square should you use?

• The first perfect square you find

• Any perfect square

• The largest perfect square

• The smallest perfect square