Tính

giải hết hộ táu nhé
$$\begin{gathered} a)2^4+8\times {\left[{\left(-2\right)}^2 :\frac{1}{2}\right]}^0-{\left(2\right)}^{-2}+4\times {\left(-2\right)}^2 \\ b)2^3+3\times {\left(\frac{1}{2}\right)}^0-{\left(2\right)}^{-2}\times 4+\left[{\left(-2\right)}^2 :\frac{1}{2}\right]\times 8 \end{gathered}$$