Unit 4 Flashcard Review

Front

What is prime factorization?

Back

Prime factorization is the process of expressing a number as the product of its prime factors.

Front

What is the prime factorization of 120?

Back

2³ x 3 x 5

Front

What is the prime factorization of 45?

Back

3² x 5

Front

What is the value of 25n - 17 for n = 2?

Back

33

Front

Can 7 x 5 x 4 x 2² be a prime factorization of a number?

Back

No, because it includes composite numbers (4).

Front

What is a prime number?

Back

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself.

Front

What is a composite number?

Back

A composite number is a natural number greater than 1 that is not prime, meaning it has more than two positive divisors.

Front

How do you find the prime factorization of a number?

Back

To find the prime factorization, divide the number by the smallest prime number until you reach 1.

Front

What is the prime factorization of 30?

Back

2 x 3 x 5

Front

What is the value of 8 - 2x when x = 3?

Back

2