Question

solve this question please​

Answer 1

SEE THE AATACHMENT YOUR ANSWER IS THIS AND I THINK IT IS CORRECT

#TOGETHER WE GO FAR✔✔

Answer 2

Answer:

=> 3125 = 5 * -5^n-1

=> 625 = -5^n-1

=> (-5)^4 = (-5)^n-1

=> 4 = n-1

=> n = 5