Question

URGENTE!!!!!!!

Resolva as expressões.
$\frac{3!}{5!} + \frac{3!}{4!}$

Answer 1

   3!     +        3!
5.4.3!         4.3!

 1   +   1      mmc = 20
20       4

  1 + 5   ==>    6
    20               20