Question

(5sobre 6.5-²):5⁴ e igual a ?

Answer 1

[5 / (6.5-²)]/5⁴                      5^4 =(5²)²     5²=25, logo 25²=625
[5/ (6 .1/25)] / 625
5/ (6/25) / 625
(5x25 /6) / 625
125/6 / 625
125 x 625 /6

78125 / 6