3. (0.5 points) Given the following sealar function of multiple variables, f(x)=x12x2+x1x32 Where x=x1x2x3, please write down its Grafient vector and its Hessian inatrix? Pease prowide the steps on how to get the answers. Hint: Use the forruls kiven on 5 the 30 of Topic 2.2.2 4. (0.5 points) Given the following multiple functions of multiple variables, f(x)=3x1x1x22x1+x2 Where z=[x1x1] and each row element of f(z) is a functian, please write downt ils Jacoblan inatria? Please prowide the stepi on how to get the anywers. Hint Use the formula given on SSde 34 of Topic 232 3. (0.5 points) Given the following sealar function of multiple variables, f(x)=x12x2+x1x32 Where x=x1x2x3, please write down its Grafient vector and its Hessian inatrix? Pease prowide the steps on how to get the answers. Hint: Use the forruls kiven on 5 the 30 of Topic 2.2.2 4. (0.5 points) Given the following multiple functions of multiple variables, f(x)=3x1x1x22x1+x2 Where z=[x1x1] and each row element of f(z) is a functian, please write downt ils Jacoblan inatria? Please prowide the stepi on how to get the anywers. Hint Use the formula given on SSde 34 of Topic 232