Question

A = 7^5 . 21^2
B = 5^y . 14^4
Hallar el valor de "y", si "B" tiene 75 divisores.

Answer 1

B = 5^y . 14^4
B = 5^y . (2.7)^4
B = 5^y . 2^4 .7^4
N°divisores=75
= (y+1)(5)(5)=75
= y+1=3
=y=2