Final answer to the problem
$\frac{4\left(-2a^2+3ab-b^2\right)}{b-a}$
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Step-by-step Solution
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1
Factor the polynomial $-8a^2+12ab-4b^2$ by it's greatest common factor (GCF): $4$
$\frac{4\left(-2a^2+3ab-b^2\right)}{b-a}$
Final answer to the problem
$\frac{4\left(-2a^2+3ab-b^2\right)}{b-a}$