Question

escreva as equações do 2 grau na forma reduzida
5-11x2=-8x
4+3x=-x2+2
x(x+2)=-5
(2x-1)2=1

Answer 1

5 - 11 x2 +8 x = 0

4 +3x +2 x2 -2 = 0
2 x2 +3x +2 = 0

x2 +2x +5 = 0