Enunciado
Con $a=\frac{1}{2}$, $b=\frac{1}{3}$, $c=\frac{1}{4}$, $d=1$: $$\frac{\frac{a}{b} + \frac{c}{d}}{1 - a + \frac{b}{c}}$$
Solución
Verificado Paso 1 1 de 5
$\frac{a}{b} = \frac{1/2}{1/3} = \frac{3}{2} \qquad \frac{c}{d} = \frac{1}{4}$
$\frac{a}{b} = \frac{1/2}{1/3} = \frac{3}{2} \qquad \frac{c}{d} = \frac{1}{4}$