What is a real number?
A real number is a number that can be represented on a number line. It includes all rational and irrational numbers such as integers, fractions, decimals, square roots, and pi. Real numbers can be positive or negative and can be used in calculations involving addition, subtraction, multiplication, and division. The set of real numbers is denoted by the symbol R. Real numbers are used in almost every branch of mathematics and can be applied to real world problems in physics, engineering, and finance.
This mind map was published on 17 May 2023 and has been viewed 74 times.
