abdulbasharee99 abdulbasharee99

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Mathematics

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

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evgeniylevi evgeniylevi

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

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