Respuesta :
x(62-x)=960
-x^2 + 62x - 960 = 0
x^2 - 62x +960 = 0,
use quadratic equation to get 30 and 32
-x^2 + 62x - 960 = 0
x^2 - 62x +960 = 0,
use quadratic equation to get 30 and 32
