Question

5-1/2+(1/2) ao Quadrado

Answer 1

$\frac{5}{1} - \frac{1}{2} + ( \frac{1}{2} )^{2} = \\ \frac{5}{1} - \frac{1}{2} + \frac{1}{4} = \\ \frac{20}{4} - \frac{2}{4} + \frac{1}{4} = \frac{19}{4}$
Bons estudos! :)