Question

-2X²+3x-1=0    qual eh eessee resultado 

Answer 1

$-2x^{2} +3x-1=0 \Delta= b^{2} -4.a.c= \Delta= 3^{2} -4.(-2).(-1)= \Delta=9-8=1 x^{1} =-+3 \sqrt{1} /2.2=-3-1/4=-4/4=-1  x^{2} =-+ \sqrt{1} /2.2=-3+1/4=-2/4$

S{-1,-2/4}