1- Define the vector v=[5 4 3 2]. Then use the vector in a mathematical expression to create the following vectors: a = 1 1 1 1 5+5 4+4 3+3 2+2 b = les e4 e3e2 5 14 13 12 2- Use the eye and fliprl functions to create the matrix so 0 1] 0 1 0 11 0 0 3-Explain the error in the following calculation involving the array operator * : >> u=0.3; >>> =(3:-1:0); >>w=u.*v * ??? Error using Matrix dimensions must agre