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What is the range for the function f(x) = x2 – 9?
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What is the range for the function f(x) = x2 – 9?

User Rayrutjes
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1 Answer

7 votes

Answer:

In D=(−∞,−3]∪[3,+∞), the range of x→x2−9 is [0,+∞).

Explanation:

User Nguyen Minh Binh
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