Question

qual é o valor de bhaskara de -x^-2x+3=0?

Answer 1

Δ=b²-4ac
Δ=(-2)²-4.(-1).3
Δ=4+12
Δ=16

x=(2+-√16)/-2
x=(2+-4)/-2

x'=(2+4)/-2
x'=6/-2
x'=-3

x"=(2-4)/-2
x"=-2/-2
x"=1