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State the range of the function in INTERVAL NOTATION.

State the range of the function in INTERVAL NOTATION.-example-1

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If the graph has a minimum value, then its y-values (Range) stretch from that number, up to ∞ . We write that Range as [min,∞) . Look at the graph shown below, it has a minimum (vertex) at (2,-4). Its Range would be [−4,∞)
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