Question

Determine o valor de x= -b+√∆÷2.a
Coeficientes a)1 b)1 c)-6

Answer 1

1° passo
∆=b²-4ac
∆=1¹-4×1×(-6)
∆=1+24
∆=25


X=-1±25÷2
X¹=24÷2=12
x²=-1-25÷2
x²=-26÷2=-13

valor de
X¹=12
x²=-13