Question

me ajuda!!!!!!!
por favorrrrr​

Answer 1

Resposta:

$\frac{5}{7}.\frac{7}{4}+(\frac{2}{3})^{0}=\frac{5}{4}+1=\frac{5+4}{4}=\frac{9}{4}\\ \\\sqrt{\frac{9}{4}}=\frac{\sqrt{9}}{\sqrt{4}}=\frac{3}{2}$

$A=\frac{3}{2}$