Question

qual o valor de 4x(0,3)elevado ao quadrado /2-1/4

Answer 1

$\frac{4.0,09}{2} - \frac{1}4}$$\frac{4.(o,3)^2}{2} - \frac{1}{4}$
$\frac{0,36}{2} - \frac{1}{4}$=$\frac{0,72-1}{4}$=-$\frac{0,28}{4}$=$-0,07$