5. Define the variables x = 3.4 and y = 5.8, and then use them to create a row vector (assign it to a variable named e) that has the following elements: x/y, x+y, x, xxy, y2, and x. 7. Create a variable g that is a row vector in which the first element is 3 and the last element is 27, with an increment of 4 between the elements (3, 7, 11, .... 27)