Question

4y²+4y+1=0 sem fórmula de baskara

Answer 1

$4y {}^{2} + 4y + 1 = 0$
$(2y + 1) {}^{2} = 0$
$2y + 1 = 0$
$2y = - 1$
$y = - \frac{1}{2}$