Question

calcule:

C 15,5
Me ajudem!!!!!​

Answer 1

Resposta:

C15,5 =15!/(15-5)!5!

=15!/10!5!

=15*14*13*12*11*10!/10!5!

=15*14*13*12*11/5!

=15*14*13*12*11/5*4*3*2*1

=3*14*13*3*11/*3*2*1

=7*13*3*11

=3003