FIND THE DOMAIN OF....f(x) = √x^2+9
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Step-by-step explanation:
y=9−x2 is an upside down parabola that has been shifted up 9 units. If it helps, you can rewrite the equation to make y=−x2+9 . The domain of any parabola is all real x, or x∈R .
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y =9
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