[tex]9^{3}*9*9^{5}*5^{3}*5^{4}*5\\=9^{9}*5^{8}[/tex]
That is your simplified answer. This is achieved through exponent laws [tex]a^{m}*a^{n} = a^{m+n}[/tex], where equal bases raised to powers multiplied is equal to the base raised to the powers added.
