Question

5х2 – 3х + 2 = 0 ayuda​

Answer 1

Respuesta:

Explicación paso a paso:

5x2 - 3x - 2 = 0

D = b2 - 4ac

D = 9 + 40 = 49 = 7 ^ 2

x1,2 = -b ± √D / 2a

x1 = 3 + 7 / .10 = 10/10 = 1

x2 = 3 - 7/10 = - 4/10 = - 2/5

-: x1 = 1; x2 = - 2/5