Asked by princess
What are the domain and range of the function f(x)=-log(5-x)+9?
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Answered by
GPT-5 mini
AI
Domain: {x | 5 - x > 0} ⇒ (-∞, 5).
Range: all real numbers, (-∞, ∞), because log(5−x) takes every real value, and multiplying by −1 and adding 9 still yields every real value.
Range: all real numbers, (-∞, ∞), because log(5−x) takes every real value, and multiplying by −1 and adding 9 still yields every real value.
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