Prime Factorization Concepts and Problems

The video tutorial explains the concept of prime factorization using factor trees. It demonstrates the step-by-step process of finding the prime factors of the numbers 220 and 119. The tutorial highlights the importance of identifying prime numbers and using them to break down larger numbers into their prime components. The video concludes with a brief promotion of the channel, encouraging viewers to subscribe for more math and science content.

What is the purpose of prime factorization?

• To find the sum of all factors of a number

• To calculate the square root of a number

• To determine which prime numbers multiply to form the original number

• To identify the largest prime number

Which method is used in the video to find the prime factors of a number?

• Subtraction method

• Multiplication method

• Factor tree method

• Division method

What are the prime factors of 220?

• 2, 2, 5, 11

• 2, 3, 5, 11

• 2, 5, 11

• 2, 2, 3, 11

How many times does the number 2 appear in the prime factorization of 220?

• Twice

• Four times

• Three times

• Once

What are the prime factors of 119?

• 7 and 17

• 7 and 18

• 11 and 17

• 5 and 11

Which of the following numbers is a prime factor of 119?

• 5

• 11

• 7

• 9