Answer:
7. 256 , 8. 729 , 9. 576
Explanation:
An exponent informs us of the number of times the base is being multiplied by itself
7
( the base 4 is being multiplied by itself 4 times )
= 4 × 4 × 4 × 4
= 16 × 16
= 256
8
9³ ( the base 9 is being multiplied by itself 3 times )
= 9 × 9 × 9
= 81 × 9
= 729
9
24² ( the base 24 is being multiplied by itself
= 24 × 24
= 576