$ \MATHOP {\LIM }\LIMITS_{X \TO + \INFTY } \LEFT( {\SQRT {X + 1} – \SQRT {X – 3} } \RIGHT)$ BẰNG
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Level:
Medium
Question Types: Multiple choice
Answers:
- $ + \\\infty$
- $ - \\\infty$
- 2
- 0
- $ + \\\infty$
- $ - \\\infty$
- 2
- 0