Найти C и A
[m]C_{16}^3 = \frac{16*15*14}{1*2*3} = \frac{16*5*3*2*7}{1*2*3} = 16*5*7 = 560[/m] [m]A_{24}^5 = 24*23*22*21*20 = 5 100 480[/m]