9. Verify the property \(\mathit{x}\times \left(\mathit{y}+\mathit{z}\right)=\left(\mathit{x}\times \mathit{y}\right)+\left(\mathit{x}+\mathit{z}\right)\)by taking:
i) \(\mathit{x}=-4,\mathit{y}=\dfrac{7}{5},\mathit{x}=\dfrac{-2}{15}\)
ii) \(\mathit{x}=\dfrac{-3}{4},\mathit{y}=\dfrac{-16}{7},\mathit{z}=-3\ldotp\)