PA S1 Final Review #1

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x = -1.7

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No solution.

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x = 0.

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What is an irrational number?

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A number that cannot be expressed as a fraction of two integers.

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What is the square root of 225?

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What does it mean to simplify an expression?

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To reduce it to its simplest form.

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x = 5.

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What is the distributive property?

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a(b + c) = ab + ac.