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Find the number that (root(x + 9) - 3)/x approaches when x is close to 0.
AEqual to 1/6
BEqual to 1/3
CEqual to 0
DEqual to 3
Answer & Solution
Correct answer: A. Equal to 1/6
Rationalising gives 1/(sqrt(x+9)+3), which equals 1/6 at x = 0.
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