When you directly substitute in

MATHEMATICS · Single correct · AP · Calculus AB · Limits and Continuity · Limits and Continuity

Problem

When you directly substitute x=9x=9 in lim⁡x→9x−3x−9\displaystyle \lim_{x\to 9}\frac{\sqrt{x}-3}{x-9}, what type of indeterminate form do you obtain? (a) 1/01/0 (b) ∞/∞\infty/\infty (c) 0/00/0 (d) 00

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