Graphing Inequalities

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It represents all numbers greater than 7, with an open circle at 7 indicating that 7 is not included.

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It represents all numbers less than 12, with an open circle at 12 indicating that 12 is not included.

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It means x is greater than or equal to 3, including 3 itself.

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It indicates that x is less than or equal to -3, including -3 itself.

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Draw a number line, place an open circle at -3, and shade to the right to indicate all numbers greater than -3.

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It could represent a situation where a person must be at least 12 years old to enter a movie.

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How do you represent the inequality 'x is less than 7' in symbols?

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It implies that x can take any value greater than 12.

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On a number line, it is represented with a closed circle at 7 and shading to the left.