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Problem
Activity $1°$ Find the domain and range of the following rational functions. $1$ $f\left(x\right)=\dfrac {6} {x-5}$ $2$ $4$ $f\left(x\right)=\dfrac {5x-2} {x}$ $5.$ $f\left(x\right)=\dfrac {x} {2}$ $x+6$ $f\left(x\right)=\dfrac {x_{3}\bar{x} ^{5}} {5x-1}$ $3.$ $f\left(x\right)=\dfrac {x^{3}-1} {x^{2}}$