Question

-7×sobe2+2×+24=0. fórmula baskara

Answer 1

-7x²+2x+24=0

∆=2²-4.-7.24
∆=4+672
∆= 676


$\frac{ - 2 + \sqrt{676} }{2 \times 7} = \frac{24}{14} = 1.71$
$\frac{ - 2 - \sqrt{676} }{2 \times 7} = \frac{ - 28}{14} = - 2$