Question

resolva a equacao x²+x+5=0​

Answer 1

Resposta:

x²+x+5=0

x= -1±√1²-4×1×5

2×5

x= -1±√1-4×5

10

x= -1±√1-20

10

x= -1±√19

10

x1= -1+√19 = -1√19

10 10

x2= -1-√19 =

10