Need help so bad pleasss

Jack is considering a list of features and fees for denver bank. jack plans on using network atms about 4 times per month. what would be jack’s total estimated annual fees for a checking account with direct paycheck deposit, one overdraft per year, and no 2nd copies of statements?

Which statement best describes how to determine whether f(x) = x squared- x +8 is an even function ?

Will mark brainliest! ( explain the answer too, it can be one sentence)