Question

01-calcule:

5!7!/4!2!​

Answer 1

Resposta:

5!7!/4!2!​

5*4!7!/4!2!​

5*7!/2!​

=5 * 7*6*5*4*3*2*1 /2*1

=5 * 7*6*5*4*3

= 12600