double sqrt(double x); The function returns the square root of x. Write a reasonable precondition and postcondition for this function, and compare your answer to the solution at the end of the chapter.

Given int variables k and total that have already been declared, use a while loop to compute the sum of the squares of the first 50 counting numbers, and store this value in total. thus your code should put 11 + 22 + 33 + + 4949 + 50*50 into total. use no variables other than k and total.

In which part of a professional email should you try to be brief, but highly descriptive?

Q14 what is most important for you to choose before you build a network? a. private network b. nos c. network media d. network protocol e. directory service