abdulbasharee99 abdulbasharee99
  • 27-09-2018
  • 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 evgeniylevi
  • 28-09-2018

Try this solution:

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

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