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# y=x^2 Find the domain of the function?

A.) x = ℝ

B.) x ∈ ℝ

Which one is the right answer?

### 3 Answers

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- Demiurge42Lv 711 months agoFavorite Answer
The natural domain of the function is ℝ Neither of the given options is correct. {x ∈ ℝ} or just ℝ is what it should be.

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- Mike GLv 711 months ago
The symbol ∈ means 'is an element of'

x is an element of all real numbers so

B is the correct answer

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