Respuesta :
It means that 4 is multiplied by itself 4 times. It can be written like this 4^4 or 4 with a tiny 4 above it. This number is an exponent. So if we write it out it would be
4•4•4•4=256
4•4•4•4=256
It means that you take the number 4 and you multiply it four additional times tonget your answer