Question

resposta 6x² - x-5=0​

Answer 1

olaaa

a=6

b=-1

c-5

∆=b²-4ac

∆=(-1)²-4•6•(-5)

∆=1+120

∆=121

$x½=\frac{-b±√∆}{2a}$

$x½=\frac{1±√121}{2•6}$

$x1=\frac{1+11}{12}$

X1=1

$x2=\frac{1-11}{12}$

x2=-0,8

espero ter sido útil