Can anyone help with te following please

The total volume V(x)cm^3of a container is given by V(x)=4(x+�ãx(8-x)) (<0x<8).

Calculate the maximum possible volume of the container?
regards Claire

2 answers

�ãx(8-x) ?

Please edit your problem.
V(x)=4(x+√x(8-x)) (<0x<8)