3 n 2 9 July 8, 2019 16 32 64 128 $3 n 2 9n N 3 9n 2 26n 24 кратно 6 3 n 2 )= 9 6 n N 3 5n 2 9n 45 N 3 2n 2 9n 18 0 3n 3 4n 2 9n 12 1 2 3 n 999 Solve $3 n 2 9n 1 3 n 2 9 N 3 3n 2 9n 5 3 2 3n 2 9 3n 3 9n 2 3 n 2 )= 9 6 n answer N 3 2 2n 9 N n 3 )/ 2 90