Question

(15а²-10ab)/(3ab-2b²)   a= -2  b= -0.1

Answer 1

$frac{(15 a^{2} - 10ab)}{(3ab-2b^{2})}$= $frac{5a(3a-2b)}{b(3a-2b)}$= $frac{5a}{b}$;
$frac{-10}{-0,1}$=100
Ответ: 100