Answer:
1/ 343.
Explanation:
By the Law of Indices
7^-8 / 7^-5 = 7^ (-8-(-5))
= 7^-3
= 1/7^3.
= 1/ 343.
Good morning ☕️
______
= 1/(7)³
___________________
Look at the photo below for the details.
:)
5.6m questions
7.3m answers