Simplify fully $$\(\left(8 e^{15}\right)^{\frac{2}{3}}\)$$ (2) (b) Express $$\(\left(\frac{y}{2}\right)^{-4}\)$$ in the form $$\(a y^{n}\)$$ where $$\(a\)$$ and $$\(n\)$$ are integers. (2) (c) Solve $$\(\frac{4 x-2}{3}-\frac{5-3 x}{4}=6\)$$ Show clear algebraic working. $$\(x=\)$$ (4)

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