For this case we have the following expression:
(5n ^ 4) ^ - 3
Rewriting we have:
1 / (5n ^ 4) ^ 3
Then, for power properties:
1 / (5 ^ 3n ^ (4 * 3))
1 / (125n ^ 12)
If n = 0 we have:
1 / (125 (0) ^ 12) = infinity.
Answer:
The simplified expression is:
1 / (125n ^ 12)
For n = 0 the value of the expression is:
infinity.