Unit 1: Real Numbers Review (TEKS: 8.2A, 8.2B, 8.2C 8.2D)

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What is a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero. Examples include 1/2, 0.75, and -3.

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What is an irrational number?

Back

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What is the square root of a non-perfect square?

Back

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How do you write numbers in descending order?

Back

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What is the definition of a perfect square?

Back

A perfect square is an integer that is the square of another integer. For example, 1, 4, 9, and 16 are perfect squares.

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How do you determine if a number is rational?

Back

A number is rational if it can be expressed as a fraction of two integers. If it cannot be expressed in this way, it is irrational.