Mathematics · Functions

What is the range of the function f(x) = x + |x| if the domain is the set of real numbers?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1[1, ∞)
2(-∞, ∞)
3[0, ∞)✓
4(0, ∞)

Correct answer

[0, ∞)

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