Question

qual a vértice da função 2x²=5x-4

Answer 1

formula= $\frac{-b}{2.a}$

$2 x^{2} -5x+4=0 \\ \frac{5}{4}\\ = 1,25$

$yv= \frac{7}{4.2}= \frac{7}{8} \\ ( \frac{5}{4}, \frac{7}{8})$