PLEASE HELP!!!!!!!



Simplify 4 to the 7th over 5 squared all raised to the 3rd power. (4 points)
Group of answer choices

4 to the 10th over 5 to the 5th

4 to the 4th over 5

4 to the 21st over 5 to the 6th

12 to the 7th over 15 squared