Question

11100 = 3n kuadrat + 5n

Answer 1

11.100 = 3n² + 5n
<=> 3n² + 5n = 11.100
<=> 3n² + 5n - 11.100 = 0
<=> (n - 60) (3n + 185) = 0
<=> n = 60 atau 3n + 185 = 0
                         3n = -185
                           n = -185/3 = -61,67