Enter the following code into the command window of MatLab. format long e; (0.4 + 0.4 + 0.4) - 1.2

Copy the output into a document editor of your choice, exporting it as file a2task4.pdf. In this file, also answer these questions: Is this a result you would expect from the perspective of mathematics? Explain why the computer gave you this result. (Note: after executing the format command given above, all command window display information for numerical values will look something like this: 1.402000000000000e+001. To get it back to a normal single-precision output, type format in the command window prompt and press enter. For more information on this MatLab command, type help format into the command window.)