• Matéria: Inglês
  • Autor: katiadiasx19
  • Perguntado 6 anos atrás

x²+2x+4-0
a=
b=
c=
( )Incompleta
( )Completa
x²-x+2=0
a=
b=
c=

( )Completa
( )Incompleta
-x²+4x=0
a=
b=
c=

( ) Incompleta
( )Completa
x²-1=0
a=
b=
c=

( )Completa
( )Incompleta
-5x²=0
a=
b=
c=

( )Incompleta
( )Completa
x²-1=0
a=
b=
c=

( )Completa
( )Incompleta
-5x²=0
a=
b=
c=

Respostas

respondido por: gabigasparborgp6qb92
1

x²+2x+4-0

a= 1

b= 2

c= 4

( )Incompleta

(✓)Completa

x²-x+2=0

a= 1

b= -1

c= 2

(✓)Completa

( )Incompleta

-x²+4x=0

a= -1

b= 4

c=

(✓) Incompleta

( )Completa

x²-1=0

a= 1

b=

c= -1

( )Completa

(✓)Incompleta

-5x²=0

a= -5

b=

c=

(✓)Incompleta

( )Completa

x²-1=0

a= 1

b=

c= -1

( )Completa

(✓)Incompleta

-5x²=0

a= -5

b=

c=

( ) Completa

(✓) Incompleta

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