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The domain of the function f(x) = √2-x is the set of numbers x satisfying:

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asked May 1, 2019 151k views

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The domain of the function f(x) = √2-x is the set of numbers x satisfying:

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Zolley asked

by Zolley

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Try this solution:

D(f): √(2-x)≥0; ⇔ 2-x≥0; ⇔ x≤2 or x∈(-∞; 2].

Robert Caspary answered May 5, 2019

by Robert Caspary

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