tolong dijawab ya........ makasi

1.a.= [tex] \frac{ p^{8} \sqrt[3]{p} . r^{2} \sqrt{r}}{ q^{25} } [/tex]

1.b = 9.9= 81

1.c = 2^(3x+2)=2^4
       3x+2=4
       x=2/3