Question

2x ao quadrado+3×=0s={0,3/2}

Answer 1

2x² + 3x = 0

x (2x + 3) = 0
x = 0

2x + 3 = 0
2x = -3
x = -3/2


S={ 0, -3/2 }

Answer 2

2x2 + 3× = 0

x(2x + 3 ) = 0

x1 = 0

2x2 + 3 = 0 ==> 2x2 = - 3 ==> x2 = - 3/2