Answer:
The expression 4x4x4x4x4 is simplified as 4^5 or 4 to the fifth power.
The value is 1024.
Step-by-step explanation:
4 x 4 x 4 x 4 x 4
= 16 x 4 x 4 x 4
= 64 x 4 x 4
= 256 x 4
=1024