MCQ
If $x$ is a negative integer, then
- ✓$x + |x| = 0$
- B$x - |x| = 0$
- C$x + |x| = 2x$
- D$x -|x| = -2x$
✓
Answer
Correct option: A.
$x + |x| = 0$
If $x$ is negative integer, then $|x| = -x. So$
$x + |x| = x - x = 0$
$x - |x| = x - (-x) = x + x = 2x$
Hence, the correct option is $(a).$
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