alleryStart learning →The limit of (sqrt(x) - 2)/(x - 4) as x approaches 4 is
A0
B4
C1/2
D1/4
Answer & Solution
Correct answer: D. 1/4
Writing x - 4 as (sqrt(x) - 2)(sqrt(x) + 2) leaves 1/(sqrt(x) + 2), which tends to 1/4.
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