Consider the expression\[x^2 + 18x + \boxed{\phantom{00}}. \] find all possible values for the missing number that make this expression the square of a binomial.

Prompt what is your personal ideology? give your opinion on the three following topics. justify your support or opposition to each issue by using examples. issue one: should the government have the right to place a high tax on soda to discourage its consumption and fight teen obesity? issue two: should the government be allowed to monitor your actions on the internet to keep the nation safe from terrorism? issue three: should the government be allowed to outlaw texting while driving to keep drivers safer on the road?