Resolva a equaçao:
|2 3 -2|
|0 1 x |=2
|2 x -3|
-6+6x-(2x²-4)=2
-6+6x-2x²+4=2
2x²-6x+4=0
x²-3x+2=0
∆=(-3)²-4(1)(2)=
9-8=1
x=(3±1)/2
x'=2/2=1
x"=4/2=2
Nunsabu !!
Comments
-6+6x-(2x²-4)=2
-6+6x-2x²+4=2
2x²-6x+4=0
x²-3x+2=0
∆=(-3)²-4(1)(2)=
9-8=1
x=(3±1)/2
x'=2/2=1
x"=4/2=2
Nunsabu !!