Question

Resolva a equação 2° grau/ fórmula de baskara
X²-x-12=0

Answer 1

x²-x-12=0

a=1, b=-1, c=12

delta=b²-4.a.c
delta=(-1)²-4.1.-12
delta=1+48
delta=49

x=-b±√delta/2.a

x=1±√49/2.1

x=1±7/2

x=1+7/2= 8/2 x=4

x=1-7/2= -6/2 x=-3

s={4,-3}

Answer 2

Resposta:

x²-x-12=0

a=1, b=-1, c=12

delta=b²-4.a.c

delta=(-1)²-4.1.-12

delta=1+48

delta=49

x=-b±√delta/2.a

x=1±√49/2.1

x=1±7/2

x=1+7/2= 8/2 x=4

x=1-7/2= -6/2 x=-3

s={4,-3}

Explicação passo a passo: