Absolute value equation FLASHCARD per 2

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What is absolute value?

Back

The absolute value of a number is its distance from zero on the number line, always expressed as a positive number.

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Why is absolute value always positive?

Back

Absolute value is talking about distance from zero on a number line, and distance is always measured by positive numbers.

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Isolate the absolute value expression by subtracting 2 from both sides of the equal sign.

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x = 1, -6.

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It implies that x can be either a or -a.

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How do you graph an absolute value function?

Back

The graph of an absolute value function forms a V shape, opening upwards.

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The solution set is {0}.

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What is the relationship between absolute value and distance?

Back

Absolute value represents the distance of a number from zero, regardless of direction.

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