Question

Urgent combinari din 24 luate câte 12

Answer 1

[tex]C^{12} _{24}= \frac{24!}{12!*(24-12)!} \\\\ C^{12} _{24}= \frac{1*2*...12*...*24}{1*2*...*12*1*2*...*12} \\\\ C^{12} _{24}= \frac{13*14*...*24}{2*3*...12} \\\\ma-gandesc-ca-rezultatul-trebuie-sa-ramana-asa\\\\dar-daca-nu (prin-simplificari,o-sa-fie):\\\\ C^{12} _{24}= 2^{3} *13*17*21*23\\-------------------------[/tex]