Factor Trees / Inequalities

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

Identify a prime number from the following: 10, 9, 7, 4

Back

7

Front

What does the inequality x ≥ 5 mean?

Back

It means that x can be any number greater than or equal to 5.

Front

What does the inequality x > 5 mean?

Back

It means that x can be any number greater than 5.

Front

Solve the inequality: x - 7 ≥ 4

Back

x ≥ 11

Front

Identify a non-prime number from the following: 17, 25, 23, 37

Back

25

Front

What is a factor tree?

Back

A factor tree is a diagram that shows the prime factorization of a number.

Front

What is the prime factorization of 12?

Back

2 × 2 × 3 or 2² × 3.

Front

What does the inequality x ≤ 5 mean?

Back

It means that x can be any number less than or equal to 5.

Front

What is the difference between x < 5 and x ≤ 5?

Back

x < 5 means x is less than 5, while x ≤ 5 means x can be equal to 5.