I shouldn't be as bored as I am

Explain why the function is discontinuous at the given number a. (select all that apply.) f(x) = 1 x + 1 a = −1 f(−1) is undefined. lim x→−1+ f(x) and lim x→−1− f(x) exist, but are not equal. lim x→−1 f(x) does not exist. f(−1) and lim x→−1 f(x) exist, but are not equal. none of the above

What is the equation of the line graphed?

Victor is a mechanic who wants to ensure he has enough funds during his old age. which account will be of benefit to victor? a. checking account b. savings account c. money market account d. individual retirement account