Question

Which of the following is the solution to the equation sqrt5^8n = 125^(n +4)

n = 12

n = 4

n = –4

n = –12

Answer 1

sqrt5^8n=5^4n
125^(n +4)=5^3(n+4)
5^3(n+4)=5^4n
3(n+4)=4n

Answer 2

shfanks :)