Answer:
I think it is 243
Explanation:
you can use a calculator if you want and put in 729 divided by 3 but for me idek how did it but i have done it before and I found it in my notes but i hope the answer helps. :)
9
[tex]\sqrt[3]{729}[/tex]
Write the number in exponential form with the base of 9
[tex]\sqrt[3]{9^{3} }[/tex]
Reduce the index of the radical and exponent with 3
9x9x9=729
