Question

x²+x+2=1
me ajudem pfv

Answer 1

$x^{2} +x+2=1 \\ \\ x^{2} +x+2-1=0 \\ \\ x^{2} +x+1=0 \\ \\ a=1 \\ b=1 \\ c=1 \\ \\ \Delta=b^2-4ac \\ \Delta=(1)^2-4(1)(1) \\ \Delta=1-4 \\ \Delta=-3 \\ \\ \Delta~~negativo~~n\tilde{a}o ~~possui ~~raiz \\ \\ S=\emptyset ~~~~conjunto ~~vazio$