$3.$ The area of a rectangle is $\dfrac {1} {x2+3x-4}$ . The width of the rectangle is $\dfrac {1} {x-1}$ Determine the ratio of the area to the width.

$3.$ The area of a rectangle is $\dfrac {1} {x^{2}+3x-4}$ . The width of the rectangle is $x-1$ $1$ $-$ Determine the ratio of the area to the width. $11$

Practice Task $2:$ The area of a rectangle is $\dfrac {1} {x^{2}+3x-4}$ The width of the rectangle $s$ $s\dfrac {1} {x-1}$ Determine the ratio of the area to the width.