Prime Factors and Their Properties

The video tutorial explores the factors of 10, including factor pairs and prime factors. It begins by identifying factor pairs such as 1 and 10, and 2 and 5, which multiply to give 10. The tutorial then lists all factors of 10: 1, 2, 5, and 10. Finally, it identifies the prime factors of 10, which are 2 and 5, explaining that these are the only prime numbers that multiply to give 10.

What are factors in mathematics?

• Numbers that can be divided by another number without a remainder

• Numbers that are always prime

• Numbers that are always odd

• Numbers that are always even

Which of the following is a factor pair of 10?

• 4 and 6

• 3 and 3

• 2 and 5

• 1 and 9

How many factor pairs does the number 10 have?

• One

• Two

• Three

• Four

Which number is not a factor of 10?

• 1

• 3

• 5

• 10

What are the factors of 10?

• 1, 3, 5, 10

• 2, 4, 5, 10

• 1, 2, 5, 10

• 1, 2, 3, 10

What is the greatest factor of 10?

• 5

• 2

• 1

• 10

Which of the following is a prime factor of 10?

• 4

• 6

• 2

• 8

What is the product of the prime factors of 10?

• 25

• 10

• 15

• 20

Which numbers are the prime factors of 10?

• 2 and 5

• 1 and 10

• 3 and 7

• 4 and 6

Why is 1 not considered a prime factor of 10?

• Because it is an even number

• Because it is greater than 10

• Because it is a composite number

• Because it is not a prime number