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Rationalise to find the limit of (root x - 2)/(x - 4) as x nears 4.
AEqual to 1/4
BEqual to 4
CEqual to 0
DEqual to 1/2
Answer & Solution
Correct answer: A. Equal to 1/4
Rationalising gives 1/(sqrt(x)+2), which equals 1/4 at x = 4.
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