Respuesta :

Answer:

a = 1, b = - 2, c = - 4

Step-by-step explanation:

[tex]x(x - 2) = 4 \\ \\ {x}^{2} - 2x =4 \\ \\ {x}^{2} - 2x - 4 =0 \\ equating \: it \: with \: \\ a {x}^{2} + bx + c = 0 \\ \\ a = 1 \\ b = - 2 \\ c = - 4[/tex]