the answer is 2 if you estimate to the tenths place
81=3^4
I hope this helps! Good luck!
Answer:
38.5
Step-by-step explanation:
the answer is 3
but a way to work these problems out is to use PEMDAS
p-parentheses
e-exponent
m-multiplication
d-division
a-addition
s-subtraction
they have to be donr in that order or the answer will come out different