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Limits using conjugates

AP.CALC: LIM‑1 (EU), LIM‑1.E (LO), LIM‑1.E.1 (EK)

Problem

Find limit, start subscript, x, \to, 1, end subscript, start fraction, square root of, 5, x, plus, 4, end square root, minus, 3, divided by, x, minus, 1, end fraction.
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