Question

2x² + 5x + 3= 0 me responda rapido pf eh urgente

Answer 1

Explicação passo-a-passo:

a=2. B²-4.a.c

b= 5. 5²-4.2.3

c=3. 25-24

∆=1

x=-b±√∆/2.a

x=-5±√1/2.2

x=-5±1/4

X1=-5+1/4

X1=-4/4

X1=-1

X2=-5-1/4

X2=-6/4

X2=-1,5