Algebra & Functions
Mathematics · Grade 10 · MATH-10
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SECURE READINGAlgebra & Functions
Ch. 1Chapter 1 · Number Systems
Real Numbers
The real number line contains the natural numbers, the integers, the rationals and the irrationals. Every point on the line corresponds to exactly one real number.
A rational number can be written as a ratio of two integers. Numbers such as the square root of two cannot, and are called irrational.
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