Real Number Systems

Front

What are natural numbers?

Back

Natural numbers are the set of positive integers starting from 1, 2, 3, and so on. They do not include zero or negative numbers.

Front

What is a whole number?

Back

Whole numbers are the set of non-negative integers, including zero. They are 0, 1, 2, 3, and so on.

Front

Define integers.

Back

Integers are the set of whole numbers that include positive numbers, negative numbers, and zero. Examples: -3, -2, -1, 0, 1, 2, 3.

Front

What are rational numbers?

Back

Front

What are irrational numbers?

Back

Front

Back

Front

How can -7.5 be classified?

Back

Front

What is scientific notation?

Back

Scientific notation is a way of expressing numbers as a product of a number between 1 and 10 and a power of 10. Example: 564,000,000 = 5.64 x 10^8.

Front

How do you convert a large number to scientific notation?

Back

To convert a large number to scientific notation, move the decimal point to create a number between 1 and 10, then count the number of places moved to determine the exponent of 10.

Front

What is the relationship between rational and irrational numbers?

Back

Rational numbers and irrational numbers are mutually exclusive sets. Rational numbers can be expressed as fractions, while irrational numbers cannot.