Question: 3.1 Write a program that performs the addition and average between the following double data type variables: num 1=3.658442 and num 2=4.1544623. - The results

3.1 Write a program that performs the addition and average between the following double data type variables: num 1=3.658442 and num 2=4.1544623. - The results should be displayed in scientific form, with the point precision set to 2 . Remember to use the special functions of cout (setprecision and scientific) - Sample Output: 3.2 What library should be added to achieve the display required

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