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Limits of piecewise functions

Let
f(x)={log(3x)for 0<x<3(4x)log(9)for x3f(x)=\begin{cases} \log(3x)&\text{for }0<x<3 \\\\ (4-x)\log(9)&\text{for }x\geq 3 \end{cases}
Find limx3f(x)\displaystyle\lim_{x\to 3}f(x).
Choose 1 answer:
Choose 1 answer: