1) Let's simplify that expression by applying the exponents rule
As it is a product, let's repeat the common base (p) and add the exponents.
[tex]\begin{gathered} p^3\cdot p^{-8}\cdot p^{-95} \\ p^{-100} \end{gathered}[/tex]3 + (-8) +(-95) = 3 -8 -95 = -100