Answer
$\frac{1}{2}$
Work Step by Step
$-(\frac{8(1-4)^2}{-9(5-1)^2})$
$-(\frac{8(-3)^2}{-9(4)^2})$
$-(\frac{8(9)}{-9(16)})$
$-(\frac{72}{-144})$
$\frac{1}{2}$
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