Answer:
1/1024
Explanation:
1) Since you are putting 4/1 to the power of a negative number, you'd have to flip the fraction first to get 1/4.
2) Now you need to put 1/4 to the 5th power, ignore the 1 on top, only put 4 to the 5th power.
3) The answer is now 1/1024.