Mathematics · Functions
If x is a real number such that [x] + [-x] = -1 (where [.] denotes the greatest integer function), then which of the following is true?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1x = 0
- 2x ∈ ℤ
- 3x < 0
- 4x ∉ ℤ✓
Correct answer
x ∉ ℤ
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