In(x + 3) ≥ 0 if and only if?
- x > 4
- x ≥ -2
- x > - 2
- None of these
Explanation
Since ln(x + 3) ≥ 0, we have:
x + 3 ≥ 1 (since ln(u) ≥ 0 when u ≥ 1)
x ≥ -2
Since ln(x + 3) ≥ 0, we have:
x + 3 ≥ 1 (since ln(u) ≥ 0 when u ≥ 1)
x ≥ -2
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