Question

Equação de 2 grau
×2-8×12=0​

Answer 1

Resposta:

a- 1

b- -8

c- 12

(-8)2-4×1×12

64-48

16

8+-4/2×1

x1--> 8+4/2= 12/2= 6

x2--> 8-4/2= 4/2= 2

S {6 , 2

Answer 2

x^2-8x+12=0

Δ= b^2-4ac

Δ= -8^2-4.1.12

Δ= 64-48

Δ= 16

x'= -b+√Δ/ 2.a

x'=8+4/2

x'= 12/2

x'=6

x"= -b-√Δ/ 2.a

x"= 8-4/ 2

x"= 4/2

x"= 2

S {6, 2}

Espero ter ajudado :33